90148850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1$

素因数の和:2771

約数の個数: 48

約数和(自身を含む): 185988096

約数和(自身を除く): 95839246

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 550, 610, 671, 1342, 1525, 2687, 3050, 3355, 5374, 6710, 13435, 16775, 26870, 29557, 33550, 59114, 67175, 134350, 147785, 163907, 295570, 327814, 738925, 819535, 1477850, 1639070, 1802977, 3605954, 4097675, 8195350, 9014885, 18029770, 45074425, 90148850]

約数ペア:

[(1, 90148850), (2, 45074425), (5, 18029770), (10, 9014885), (11, 8195350), (22, 4097675), (25, 3605954), (50, 1802977), (55, 1639070), (61, 1477850), (110, 819535), (122, 738925), (275, 327814), (305, 295570), (550, 163907), (610, 147785), (671, 134350), (1342, 67175), (1525, 59114), (2687, 33550), (3050, 29557), (3355, 26870), (5374, 16775), (6710, 13435)]