91638160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1640

約数の個数: 80

約数和(自身を含む): 230985216

約数和(自身を除く): 139347056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1567, 1720, 2924, 3134, 3440, 3655, 5848, 6268, 7310, 7835, 11696, 12536, 14620, 15670, 25072, 26639, 29240, 31340, 53278, 58480, 62680, 67381, 106556, 125360, 133195, 134762, 213112, 266390, 269524, 336905, 426224, 532780, 539048, 673810, 1065560, 1078096, 1145477, 1347620, 2131120, 2290954, 2695240, 4581908, 5390480, 5727385, 9163816, 11454770, 18327632, 22909540, 45819080, 91638160]

約数ペア:

[(1, 91638160), (2, 45819080), (4, 22909540), (5, 18327632), (8, 11454770), (10, 9163816), (16, 5727385), (17, 5390480), (20, 4581908), (34, 2695240), (40, 2290954), (43, 2131120), (68, 1347620), (80, 1145477), (85, 1078096), (86, 1065560), (136, 673810), (170, 539048), (172, 532780), (215, 426224), (272, 336905), (340, 269524), (344, 266390), (430, 213112), (680, 134762), (688, 133195), (731, 125360), (860, 106556), (1360, 67381), (1462, 62680), (1567, 58480), (1720, 53278), (2924, 31340), (3134, 29240), (3440, 26639), (3655, 25072), (5848, 15670), (6268, 14620), (7310, 12536), (7835, 11696)]