1087134680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{10867}}^1$

素因数の和:10980

約数の個数: 64

約数和(自身を含む): 2547024480

約数和(自身を除く): 1459889800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 820, 1220, 1640, 2440, 2501, 5002, 10004, 10867, 12505, 20008, 21734, 25010, 43468, 50020, 54335, 86936, 100040, 108670, 217340, 434680, 445547, 662887, 891094, 1325774, 1782188, 2227735, 2651548, 3314435, 3564376, 4455470, 5303096, 6628870, 8910940, 13257740, 17821880, 26515480, 27178367, 54356734, 108713468, 135891835, 217426936, 271783670, 543567340, 1087134680]

約数ペア:

[(1, 1087134680), (2, 543567340), (4, 271783670), (5, 217426936), (8, 135891835), (10, 108713468), (20, 54356734), (40, 27178367), (41, 26515480), (61, 17821880), (82, 13257740), (122, 8910940), (164, 6628870), (205, 5303096), (244, 4455470), (305, 3564376), (328, 3314435), (410, 2651548), (488, 2227735), (610, 1782188), (820, 1325774), (1220, 891094), (1640, 662887), (2440, 445547), (2501, 434680), (5002, 217340), (10004, 108670), (10867, 100040), (12505, 86936), (20008, 54335), (21734, 50020), (25010, 43468)]