1914625

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 24

約数和(自身を含む): 2586168

約数和(自身を除く): 671543

約数列:

[1, 5, 17, 25, 53, 85, 125, 265, 289, 425, 901, 1325, 1445, 2125, 4505, 6625, 7225, 15317, 22525, 36125, 76585, 112625, 382925, 1914625]

約数ペア:

[(1, 1914625), (5, 382925), (17, 112625), (25, 76585), (53, 36125), (85, 22525), (125, 15317), (265, 7225), (289, 6625), (425, 4505), (901, 2125), (1325, 1445)]