198795875

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{5503}}^1$

素因数の和:5552

約数の個数: 24

約数和(自身を含む): 263597568

約数和(自身を除く): 64801693

約数列:

[1, 5, 17, 25, 85, 125, 289, 425, 1445, 2125, 5503, 7225, 27515, 36125, 93551, 137575, 467755, 687875, 1590367, 2338775, 7951835, 11693875, 39759175, 198795875]

約数ペア:

[(1, 198795875), (5, 39759175), (17, 11693875), (25, 7951835), (85, 2338775), (125, 1590367), (289, 687875), (425, 467755), (1445, 137575), (2125, 93551), (5503, 36125), (7225, 27515)]