258040276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{557}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 498718080

約数和(自身を除く): 240677804

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 151, 236, 302, 557, 604, 767, 1114, 1534, 1963, 2228, 3068, 3926, 7241, 7852, 8909, 14482, 17818, 28964, 32863, 35636, 65726, 84107, 115817, 131452, 168214, 231634, 336428, 427219, 463268, 854438, 1093391, 1708876, 2186782, 4373564, 4962313, 9924626, 19849252, 64510069, 129020138, 258040276]

約数ペア:

[(1, 258040276), (2, 129020138), (4, 64510069), (13, 19849252), (26, 9924626), (52, 4962313), (59, 4373564), (118, 2186782), (151, 1708876), (236, 1093391), (302, 854438), (557, 463268), (604, 427219), (767, 336428), (1114, 231634), (1534, 168214), (1963, 131452), (2228, 115817), (3068, 84107), (3926, 65726), (7241, 35636), (7852, 32863), (8909, 28964), (14482, 17818)]