64719472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4951}}^1$

素因数の和:5021

約数の個数: 40

約数和(自身を含む): 135090560

約数和(自身を除く): 70371088

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 4951, 6536, 9902, 13072, 19804, 39608, 79216, 94069, 188138, 212893, 376276, 425786, 752552, 851572, 1505104, 1703144, 3406288, 4044967, 8089934, 16179868, 32359736, 64719472]

約数ペア:

[(1, 64719472), (2, 32359736), (4, 16179868), (8, 8089934), (16, 4044967), (19, 3406288), (38, 1703144), (43, 1505104), (76, 851572), (86, 752552), (152, 425786), (172, 376276), (304, 212893), (344, 188138), (688, 94069), (817, 79216), (1634, 39608), (3268, 19804), (4951, 13072), (6536, 9902)]