25281080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57457}}^1$

素因数の和:57479

約数の個数: 32

約数和(自身を含む): 62054640

約数和(自身を除く): 36773560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 57457, 114914, 229828, 287285, 459656, 574570, 632027, 1149140, 1264054, 2298280, 2528108, 3160135, 5056216, 6320270, 12640540, 25281080]

約数ペア:

[(1, 25281080), (2, 12640540), (4, 6320270), (5, 5056216), (8, 3160135), (10, 2528108), (11, 2298280), (20, 1264054), (22, 1149140), (40, 632027), (44, 574570), (55, 459656), (88, 287285), (110, 229828), (220, 114914), (440, 57457)]