81607500

素因数分解:

$2^2\times 3^4\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 300

約数和(自身を含む): 296355136

約数和(自身を除く): 214747636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 31, 36, 39, 45, 50, 52, 54, 60, 62, 65, 75, 78, 81, 90, 93, 100, 108, 117, 124, 125, 130, 135, 150, 155, 156, 162, 180, 186, 195, 225, 234, 250, 260, 270, 279, 300, 310, 324, 325, 351, 372, 375, 390, 403, 405, 450, 465, 468, 500, 540, 558, 585, 620, 625, 650, 675, 702, 750, 775, 780, 806, 810, 837, 900, 930, 975, 1053, 1116, 1125, 1170, 1209, 1250, 1300, 1350, 1395, 1404, 1500, 1550, 1612, 1620, 1625, 1674, 1755, 1860, 1875, 1950, 2015, 2025, 2106, 2250, 2325, 2340, 2418, 2500, 2511, 2700, 2790, 2925, 3100, 3250, 3348, 3375, 3510, 3627, 3750, 3875, 3900, 4030, 4050, 4185, 4212, 4500, 4650, 4836, 4875, 5022, 5265, 5580, 5625, 5850, 6045, 6500, 6750, 6975, 7020, 7254, 7500, 7750, 8060, 8100, 8125, 8370, 8775, 9300, 9750, 10044, 10075, 10125, 10530, 10881, 11250, 11625, 11700, 12090, 12555, 13500, 13950, 14508, 14625, 15500, 16250, 16740, 16875, 17550, 18135, 19375, 19500, 20150, 20250, 20925, 21060, 21762, 22500, 23250, 24180, 24375, 25110, 26325, 27900, 29250, 30225, 32500, 32643, 33750, 34875, 35100, 36270, 38750, 40300, 40500, 41850, 43524, 43875, 46500, 48750, 50220, 50375, 50625, 52650, 54405, 58125, 58500, 60450, 62775, 65286, 67500, 69750, 72540, 73125, 77500, 83700, 87750, 90675, 97500, 100750, 101250, 104625, 105300, 108810, 116250, 120900, 125550, 130572, 131625, 139500, 146250, 151125, 163215, 174375, 175500, 181350, 201500, 202500, 209250, 217620, 219375, 232500, 251100, 251875, 263250, 272025, 292500, 302250, 313875, 326430, 348750, 362700, 418500, 438750, 453375, 503750, 523125, 526500, 544050, 604500, 627750, 652860, 658125, 697500, 755625, 816075, 877500, 906750, 1007500, 1046250, 1088100, 1255500, 1316250, 1360125, 1511250, 1569375, 1632150, 1813500, 2092500, 2266875, 2632500, 2720250, 3022500, 3138750, 3264300, 4080375, 4533750, 5440500, 6277500, 6800625, 8160750, 9067500, 13601250, 16321500, 20401875, 27202500, 40803750, 81607500]

約数ペア:

[(1, 81607500), (2, 40803750), (3, 27202500), (4, 20401875), (5, 16321500), (6, 13601250), (9, 9067500), (10, 8160750), (12, 6800625), (13, 6277500), (15, 5440500), (18, 4533750), (20, 4080375), (25, 3264300), (26, 3138750), (27, 3022500), (30, 2720250), (31, 2632500), (36, 2266875), (39, 2092500), (45, 1813500), (50, 1632150), (52, 1569375), (54, 1511250), (60, 1360125), (62, 1316250), (65, 1255500), (75, 1088100), (78, 1046250), (81, 1007500), (90, 906750), (93, 877500), (100, 816075), (108, 755625), (117, 697500), (124, 658125), (125, 652860), (130, 627750), (135, 604500), (150, 544050), (155, 526500), (156, 523125), (162, 503750), (180, 453375), (186, 438750), (195, 418500), (225, 362700), (234, 348750), (250, 326430), (260, 313875), (270, 302250), (279, 292500), (300, 272025), (310, 263250), (324, 251875), (325, 251100), (351, 232500), (372, 219375), (375, 217620), (390, 209250), (403, 202500), (405, 201500), (450, 181350), (465, 175500), (468, 174375), (500, 163215), (540, 151125), (558, 146250), (585, 139500), (620, 131625), (625, 130572), (650, 125550), (675, 120900), (702, 116250), (750, 108810), (775, 105300), (780, 104625), (806, 101250), (810, 100750), (837, 97500), (900, 90675), (930, 87750), (975, 83700), (1053, 77500), (1116, 73125), (1125, 72540), (1170, 69750), (1209, 67500), (1250, 65286), (1300, 62775), (1350, 60450), (1395, 58500), (1404, 58125), (1500, 54405), (1550, 52650), (1612, 50625), (1620, 50375), (1625, 50220), (1674, 48750), (1755, 46500), (1860, 43875), (1875, 43524), (1950, 41850), (2015, 40500), (2025, 40300), (2106, 38750), (2250, 36270), (2325, 35100), (2340, 34875), (2418, 33750), (2500, 32643), (2511, 32500), (2700, 30225), (2790, 29250), (2925, 27900), (3100, 26325), (3250, 25110), (3348, 24375), (3375, 24180), (3510, 23250), (3627, 22500), (3750, 21762), (3875, 21060), (3900, 20925), (4030, 20250), (4050, 20150), (4185, 19500), (4212, 19375), (4500, 18135), (4650, 17550), (4836, 16875), (4875, 16740), (5022, 16250), (5265, 15500), (5580, 14625), (5625, 14508), (5850, 13950), (6045, 13500), (6500, 12555), (6750, 12090), (6975, 11700), (7020, 11625), (7254, 11250), (7500, 10881), (7750, 10530), (8060, 10125), (8100, 10075), (8125, 10044), (8370, 9750), (8775, 9300)]