25187240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48437}}^1$

素因数の和:48461

約数の個数: 32

約数和(自身を含む): 61031880

約数和(自身を除く): 35844640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48437, 96874, 193748, 242185, 387496, 484370, 629681, 968740, 1259362, 1937480, 2518724, 3148405, 5037448, 6296810, 12593620, 25187240]

約数ペア:

[(1, 25187240), (2, 12593620), (4, 6296810), (5, 5037448), (8, 3148405), (10, 2518724), (13, 1937480), (20, 1259362), (26, 968740), (40, 629681), (52, 484370), (65, 387496), (104, 242185), (130, 193748), (260, 96874), (520, 48437)]