26178620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{941}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 59820768

約数和(自身を除く): 33642148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 941, 1070, 1391, 1882, 2140, 2782, 3764, 4705, 5564, 6955, 9410, 12233, 13910, 18820, 24466, 27820, 48932, 61165, 100687, 122330, 201374, 244660, 402748, 503435, 1006870, 1308931, 2013740, 2617862, 5235724, 6544655, 13089310, 26178620]

約数ペア:

[(1, 26178620), (2, 13089310), (4, 6544655), (5, 5235724), (10, 2617862), (13, 2013740), (20, 1308931), (26, 1006870), (52, 503435), (65, 402748), (107, 244660), (130, 201374), (214, 122330), (260, 100687), (428, 61165), (535, 48932), (941, 27820), (1070, 24466), (1391, 18820), (1882, 13910), (2140, 12233), (2782, 9410), (3764, 6955), (4705, 5564)]