77281490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 174953520

約数和(自身を除く): 97672030

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 121, 130, 143, 170, 187, 221, 242, 286, 289, 374, 442, 578, 605, 715, 935, 1105, 1210, 1430, 1445, 1573, 1870, 2057, 2210, 2431, 2890, 3146, 3179, 3757, 4114, 4862, 4913, 6358, 7514, 7865, 9826, 10285, 12155, 15730, 15895, 18785, 20570, 24310, 24565, 26741, 31790, 34969, 37570, 41327, 49130, 53482, 54043, 63869, 69938, 82654, 108086, 127738, 133705, 174845, 206635, 267410, 270215, 319345, 349690, 413270, 454597, 540430, 594473, 638690, 702559, 909194, 1188946, 1405118, 2272985, 2972365, 3512795, 4545970, 5944730, 7025590, 7728149, 15456298, 38640745, 77281490]

約数ペア:

[(1, 77281490), (2, 38640745), (5, 15456298), (10, 7728149), (11, 7025590), (13, 5944730), (17, 4545970), (22, 3512795), (26, 2972365), (34, 2272985), (55, 1405118), (65, 1188946), (85, 909194), (110, 702559), (121, 638690), (130, 594473), (143, 540430), (170, 454597), (187, 413270), (221, 349690), (242, 319345), (286, 270215), (289, 267410), (374, 206635), (442, 174845), (578, 133705), (605, 127738), (715, 108086), (935, 82654), (1105, 69938), (1210, 63869), (1430, 54043), (1445, 53482), (1573, 49130), (1870, 41327), (2057, 37570), (2210, 34969), (2431, 31790), (2890, 26741), (3146, 24565), (3179, 24310), (3757, 20570), (4114, 18785), (4862, 15895), (4913, 15730), (6358, 12155), (7514, 10285), (7865, 9826)]