25921408

素因数分解:

$2^7\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 51885360

約数和(自身を除く): 25963952

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 313, 626, 647, 1252, 1294, 2504, 2588, 5008, 5176, 10016, 10352, 20032, 20704, 40064, 41408, 82816, 202511, 405022, 810044, 1620088, 3240176, 6480352, 12960704, 25921408]

約数ペア:

[(1, 25921408), (2, 12960704), (4, 6480352), (8, 3240176), (16, 1620088), (32, 810044), (64, 405022), (128, 202511), (313, 82816), (626, 41408), (647, 40064), (1252, 20704), (1294, 20032), (2504, 10352), (2588, 10016), (5008, 5176)]