51343225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{5689}}^1$

素因数の和:5737

約数の個数: 18

約数和(自身を含む): 67204590

約数和(自身を除く): 15861365

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 5689, 9025, 28445, 108091, 142225, 540455, 2053729, 2702275, 10268645, 51343225]

約数ペア:

[(1, 51343225), (5, 10268645), (19, 2702275), (25, 2053729), (95, 540455), (361, 142225), (475, 108091), (1805, 28445), (5689, 9025)]