70124990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 142490880

約数和(自身を除く): 72365890

約数列:

[1, 2, 5, 10, 13, 26, 37, 61, 65, 74, 122, 130, 185, 239, 305, 370, 478, 481, 610, 793, 962, 1195, 1586, 2257, 2390, 2405, 3107, 3965, 4514, 4810, 6214, 7930, 8843, 11285, 14579, 15535, 17686, 22570, 29158, 29341, 31070, 44215, 58682, 72895, 88430, 114959, 145790, 146705, 189527, 229918, 293410, 379054, 539423, 574795, 947635, 1078846, 1149590, 1895270, 2697115, 5394230, 7012499, 14024998, 35062495, 70124990]

約数ペア:

[(1, 70124990), (2, 35062495), (5, 14024998), (10, 7012499), (13, 5394230), (26, 2697115), (37, 1895270), (61, 1149590), (65, 1078846), (74, 947635), (122, 574795), (130, 539423), (185, 379054), (239, 293410), (305, 229918), (370, 189527), (478, 146705), (481, 145790), (610, 114959), (793, 88430), (962, 72895), (1195, 58682), (1586, 44215), (2257, 31070), (2390, 29341), (2405, 29158), (3107, 22570), (3965, 17686), (4514, 15535), (4810, 14579), (6214, 11285), (7930, 8843)]