25225640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57331}}^1$

素因数の和:57353

約数の個数: 32

約数和(自身を含む): 61918560

約数和(自身を除く): 36692920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57331, 114662, 229324, 286655, 458648, 573310, 630641, 1146620, 1261282, 2293240, 2522564, 3153205, 5045128, 6306410, 12612820, 25225640]

約数ペア:

[(1, 25225640), (2, 12612820), (4, 6306410), (5, 5045128), (8, 3153205), (10, 2522564), (11, 2293240), (20, 1261282), (22, 1146620), (40, 630641), (44, 573310), (55, 458648), (88, 286655), (110, 229324), (220, 114662), (440, 57331)]