61987500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 216

約数和(自身を含む): 213267600

約数和(自身を除く): 151280100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 29, 30, 36, 38, 45, 50, 57, 58, 60, 75, 76, 87, 90, 95, 100, 114, 116, 125, 145, 150, 171, 174, 180, 190, 225, 228, 250, 261, 285, 290, 300, 342, 348, 375, 380, 435, 450, 475, 500, 522, 551, 570, 580, 625, 684, 725, 750, 855, 870, 900, 950, 1044, 1102, 1125, 1140, 1250, 1305, 1425, 1450, 1500, 1653, 1710, 1740, 1875, 1900, 2175, 2204, 2250, 2375, 2500, 2610, 2755, 2850, 2900, 3125, 3306, 3420, 3625, 3750, 4275, 4350, 4500, 4750, 4959, 5220, 5510, 5625, 5700, 6250, 6525, 6612, 7125, 7250, 7500, 8265, 8550, 8700, 9375, 9500, 9918, 10875, 11020, 11250, 11875, 12500, 13050, 13775, 14250, 14500, 16530, 17100, 18125, 18750, 19836, 21375, 21750, 22500, 23750, 24795, 26100, 27550, 28125, 28500, 32625, 33060, 35625, 36250, 37500, 41325, 42750, 43500, 47500, 49590, 54375, 55100, 56250, 59375, 65250, 68875, 71250, 72500, 82650, 85500, 90625, 99180, 106875, 108750, 112500, 118750, 123975, 130500, 137750, 142500, 163125, 165300, 178125, 181250, 206625, 213750, 217500, 237500, 247950, 271875, 275500, 326250, 344375, 356250, 362500, 413250, 427500, 495900, 534375, 543750, 619875, 652500, 688750, 712500, 815625, 826500, 1033125, 1068750, 1087500, 1239750, 1377500, 1631250, 1721875, 2066250, 2137500, 2479500, 3099375, 3262500, 3443750, 4132500, 5165625, 6198750, 6887500, 10331250, 12397500, 15496875, 20662500, 30993750, 61987500]

約数ペア:

[(1, 61987500), (2, 30993750), (3, 20662500), (4, 15496875), (5, 12397500), (6, 10331250), (9, 6887500), (10, 6198750), (12, 5165625), (15, 4132500), (18, 3443750), (19, 3262500), (20, 3099375), (25, 2479500), (29, 2137500), (30, 2066250), (36, 1721875), (38, 1631250), (45, 1377500), (50, 1239750), (57, 1087500), (58, 1068750), (60, 1033125), (75, 826500), (76, 815625), (87, 712500), (90, 688750), (95, 652500), (100, 619875), (114, 543750), (116, 534375), (125, 495900), (145, 427500), (150, 413250), (171, 362500), (174, 356250), (180, 344375), (190, 326250), (225, 275500), (228, 271875), (250, 247950), (261, 237500), (285, 217500), (290, 213750), (300, 206625), (342, 181250), (348, 178125), (375, 165300), (380, 163125), (435, 142500), (450, 137750), (475, 130500), (500, 123975), (522, 118750), (551, 112500), (570, 108750), (580, 106875), (625, 99180), (684, 90625), (725, 85500), (750, 82650), (855, 72500), (870, 71250), (900, 68875), (950, 65250), (1044, 59375), (1102, 56250), (1125, 55100), (1140, 54375), (1250, 49590), (1305, 47500), (1425, 43500), (1450, 42750), (1500, 41325), (1653, 37500), (1710, 36250), (1740, 35625), (1875, 33060), (1900, 32625), (2175, 28500), (2204, 28125), (2250, 27550), (2375, 26100), (2500, 24795), (2610, 23750), (2755, 22500), (2850, 21750), (2900, 21375), (3125, 19836), (3306, 18750), (3420, 18125), (3625, 17100), (3750, 16530), (4275, 14500), (4350, 14250), (4500, 13775), (4750, 13050), (4959, 12500), (5220, 11875), (5510, 11250), (5625, 11020), (5700, 10875), (6250, 9918), (6525, 9500), (6612, 9375), (7125, 8700), (7250, 8550), (7500, 8265)]