64698256

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2417}}^1$

素因数の和:2671

約数の個数: 40

約数和(自身を含む): 143919360

約数和(自身を除く): 79221104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 2417, 3346, 3824, 4834, 6692, 9668, 13384, 16919, 19336, 26768, 33838, 38672, 67676, 135352, 270704, 577663, 1155326, 2310652, 4043641, 4621304, 8087282, 9242608, 16174564, 32349128, 64698256]

約数ペア:

[(1, 64698256), (2, 32349128), (4, 16174564), (7, 9242608), (8, 8087282), (14, 4621304), (16, 4043641), (28, 2310652), (56, 1155326), (112, 577663), (239, 270704), (478, 135352), (956, 67676), (1673, 38672), (1912, 33838), (2417, 26768), (3346, 19336), (3824, 16919), (4834, 13384), (6692, 9668)]