25137640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57131}}^1$

素因数の和:57153

約数の個数: 32

約数和(自身を含む): 61702560

約数和(自身を除く): 36564920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57131, 114262, 228524, 285655, 457048, 571310, 628441, 1142620, 1256882, 2285240, 2513764, 3142205, 5027528, 6284410, 12568820, 25137640]

約数ペア:

[(1, 25137640), (2, 12568820), (4, 6284410), (5, 5027528), (8, 3142205), (10, 2513764), (11, 2285240), (20, 1256882), (22, 1142620), (40, 628441), (44, 571310), (55, 457048), (88, 285655), (110, 228524), (220, 114262), (440, 57131)]