305191225

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:894

約数の個数: 36

約数和(自身を含む): 410106564

約数和(自身を除く): 104915339

約数列:

[1, 5, 17, 25, 53, 85, 265, 289, 425, 797, 901, 1325, 1445, 3985, 4505, 7225, 13549, 15317, 19925, 22525, 42241, 67745, 76585, 211205, 230333, 338725, 382925, 718097, 1056025, 1151665, 3590485, 5758325, 12207649, 17952425, 61038245, 305191225]

約数ペア:

[(1, 305191225), (5, 61038245), (17, 17952425), (25, 12207649), (53, 5758325), (85, 3590485), (265, 1151665), (289, 1056025), (425, 718097), (797, 382925), (901, 338725), (1325, 230333), (1445, 211205), (3985, 76585), (4505, 67745), (7225, 42241), (13549, 22525), (15317, 19925)]