25405820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6793}}^1$

素因数の和:6830

約数の個数: 48

約数和(自身を含む): 61635168

約数和(自身を除く): 36229348

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 6793, 13586, 27172, 33965, 67930, 74723, 115481, 135860, 149446, 230962, 298892, 373615, 461924, 577405, 747230, 1154810, 1270291, 1494460, 2309620, 2540582, 5081164, 6351455, 12702910, 25405820]

約数ペア:

[(1, 25405820), (2, 12702910), (4, 6351455), (5, 5081164), (10, 2540582), (11, 2309620), (17, 1494460), (20, 1270291), (22, 1154810), (34, 747230), (44, 577405), (55, 461924), (68, 373615), (85, 298892), (110, 230962), (170, 149446), (187, 135860), (220, 115481), (340, 74723), (374, 67930), (748, 33965), (935, 27172), (1870, 13586), (3740, 6793)]