20065500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^3\times {\mathrm{13}}^1$

素因数の和:59

約数の個数: 288

約数和(自身を含む): 79497600

約数和(自身を除く): 59432100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 49, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 98, 100, 105, 117, 125, 126, 130, 140, 147, 150, 156, 175, 180, 182, 195, 196, 210, 225, 234, 245, 250, 252, 260, 273, 294, 300, 315, 325, 343, 350, 364, 375, 390, 420, 441, 450, 455, 468, 490, 500, 525, 546, 585, 588, 630, 637, 650, 686, 700, 735, 750, 780, 819, 875, 882, 900, 910, 975, 980, 1029, 1050, 1092, 1125, 1170, 1225, 1260, 1274, 1300, 1365, 1372, 1470, 1500, 1575, 1625, 1638, 1715, 1750, 1764, 1820, 1911, 1950, 2058, 2100, 2205, 2250, 2275, 2340, 2450, 2548, 2625, 2730, 2925, 2940, 3087, 3150, 3185, 3250, 3276, 3430, 3500, 3675, 3822, 3900, 4095, 4116, 4410, 4459, 4500, 4550, 4875, 4900, 5145, 5250, 5460, 5733, 5850, 6125, 6174, 6300, 6370, 6500, 6825, 6860, 7350, 7644, 7875, 8190, 8575, 8820, 8918, 9100, 9555, 9750, 10290, 10500, 11025, 11375, 11466, 11700, 12250, 12348, 12740, 13377, 13650, 14625, 14700, 15435, 15750, 15925, 16380, 17150, 17836, 18375, 19110, 19500, 20475, 20580, 22050, 22295, 22750, 22932, 24500, 25725, 26754, 27300, 28665, 29250, 30870, 31500, 31850, 34125, 34300, 36750, 38220, 40131, 40950, 42875, 44100, 44590, 45500, 47775, 51450, 53508, 55125, 57330, 58500, 61740, 63700, 66885, 68250, 73500, 77175, 79625, 80262, 81900, 85750, 89180, 95550, 102375, 102900, 110250, 111475, 114660, 128625, 133770, 136500, 143325, 154350, 159250, 160524, 171500, 191100, 200655, 204750, 220500, 222950, 238875, 257250, 267540, 286650, 308700, 318500, 334425, 385875, 401310, 409500, 445900, 477750, 514500, 557375, 573300, 668850, 716625, 771750, 802620, 955500, 1003275, 1114750, 1337700, 1433250, 1543500, 1672125, 2006550, 2229500, 2866500, 3344250, 4013100, 5016375, 6688500, 10032750, 20065500]

約数ペア:

[(1, 20065500), (2, 10032750), (3, 6688500), (4, 5016375), (5, 4013100), (6, 3344250), (7, 2866500), (9, 2229500), (10, 2006550), (12, 1672125), (13, 1543500), (14, 1433250), (15, 1337700), (18, 1114750), (20, 1003275), (21, 955500), (25, 802620), (26, 771750), (28, 716625), (30, 668850), (35, 573300), (36, 557375), (39, 514500), (42, 477750), (45, 445900), (49, 409500), (50, 401310), (52, 385875), (60, 334425), (63, 318500), (65, 308700), (70, 286650), (75, 267540), (78, 257250), (84, 238875), (90, 222950), (91, 220500), (98, 204750), (100, 200655), (105, 191100), (117, 171500), (125, 160524), (126, 159250), (130, 154350), (140, 143325), (147, 136500), (150, 133770), (156, 128625), (175, 114660), (180, 111475), (182, 110250), (195, 102900), (196, 102375), (210, 95550), (225, 89180), (234, 85750), (245, 81900), (250, 80262), (252, 79625), (260, 77175), (273, 73500), (294, 68250), (300, 66885), (315, 63700), (325, 61740), (343, 58500), (350, 57330), (364, 55125), (375, 53508), (390, 51450), (420, 47775), (441, 45500), (450, 44590), (455, 44100), (468, 42875), (490, 40950), (500, 40131), (525, 38220), (546, 36750), (585, 34300), (588, 34125), (630, 31850), (637, 31500), (650, 30870), (686, 29250), (700, 28665), (735, 27300), (750, 26754), (780, 25725), (819, 24500), (875, 22932), (882, 22750), (900, 22295), (910, 22050), (975, 20580), (980, 20475), (1029, 19500), (1050, 19110), (1092, 18375), (1125, 17836), (1170, 17150), (1225, 16380), (1260, 15925), (1274, 15750), (1300, 15435), (1365, 14700), (1372, 14625), (1470, 13650), (1500, 13377), (1575, 12740), (1625, 12348), (1638, 12250), (1715, 11700), (1750, 11466), (1764, 11375), (1820, 11025), (1911, 10500), (1950, 10290), (2058, 9750), (2100, 9555), (2205, 9100), (2250, 8918), (2275, 8820), (2340, 8575), (2450, 8190), (2548, 7875), (2625, 7644), (2730, 7350), (2925, 6860), (2940, 6825), (3087, 6500), (3150, 6370), (3185, 6300), (3250, 6174), (3276, 6125), (3430, 5850), (3500, 5733), (3675, 5460), (3822, 5250), (3900, 5145), (4095, 4900), (4116, 4875), (4410, 4550), (4459, 4500)]