25974416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{827}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 54621504

約数和(自身を除く): 28647088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 604, 827, 1208, 1654, 1963, 2416, 3308, 3926, 6616, 7852, 10751, 13232, 15704, 21502, 31408, 43004, 86008, 124877, 172016, 249754, 499508, 999016, 1623401, 1998032, 3246802, 6493604, 12987208, 25974416]

約数ペア:

[(1, 25974416), (2, 12987208), (4, 6493604), (8, 3246802), (13, 1998032), (16, 1623401), (26, 999016), (52, 499508), (104, 249754), (151, 172016), (208, 124877), (302, 86008), (604, 43004), (827, 31408), (1208, 21502), (1654, 15704), (1963, 13232), (2416, 10751), (3308, 7852), (3926, 6616)]