64896856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3917}}^1$

素因数の和:4051

約数の個数: 32

約数和(自身を含む): 129294000

約数和(自身を除く): 64397144

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 3917, 4142, 7834, 8284, 15668, 16568, 31336, 74423, 148846, 297692, 426953, 595384, 853906, 1707812, 3415624, 8112107, 16224214, 32448428, 64896856]

約数ペア:

[(1, 64896856), (2, 32448428), (4, 16224214), (8, 8112107), (19, 3415624), (38, 1707812), (76, 853906), (109, 595384), (152, 426953), (218, 297692), (436, 148846), (872, 74423), (2071, 31336), (3917, 16568), (4142, 15668), (7834, 8284)]