68724370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 155648304

約数和(自身を除く): 86923934

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 121, 130, 143, 170, 187, 221, 242, 257, 286, 374, 442, 514, 605, 715, 935, 1105, 1210, 1285, 1430, 1573, 1870, 2057, 2210, 2431, 2570, 2827, 3146, 3341, 4114, 4369, 4862, 5654, 6682, 7865, 8738, 10285, 12155, 14135, 15730, 16705, 20570, 21845, 24310, 26741, 28270, 31097, 33410, 36751, 43690, 48059, 53482, 56797, 62194, 73502, 96118, 113594, 133705, 155485, 183755, 240295, 267410, 283985, 310970, 367510, 404261, 480590, 528649, 567970, 624767, 808522, 1057298, 1249534, 2021305, 2643245, 3123835, 4042610, 5286490, 6247670, 6872437, 13744874, 34362185, 68724370]

約数ペア:

[(1, 68724370), (2, 34362185), (5, 13744874), (10, 6872437), (11, 6247670), (13, 5286490), (17, 4042610), (22, 3123835), (26, 2643245), (34, 2021305), (55, 1249534), (65, 1057298), (85, 808522), (110, 624767), (121, 567970), (130, 528649), (143, 480590), (170, 404261), (187, 367510), (221, 310970), (242, 283985), (257, 267410), (286, 240295), (374, 183755), (442, 155485), (514, 133705), (605, 113594), (715, 96118), (935, 73502), (1105, 62194), (1210, 56797), (1285, 53482), (1430, 48059), (1573, 43690), (1870, 36751), (2057, 33410), (2210, 31097), (2431, 28270), (2570, 26741), (2827, 24310), (3146, 21845), (3341, 20570), (4114, 16705), (4369, 15730), (4862, 14135), (5654, 12155), (6682, 10285), (7865, 8738)]