99999625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{72727}}^1$

素因数の和:72753

約数の個数: 16

約数和(自身を含む): 136146816

約数和(自身を除く): 36147191

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 72727, 363635, 799997, 1818175, 3999985, 9090875, 19999925, 99999625]

約数ペア:

[(1, 99999625), (5, 19999925), (11, 9090875), (25, 3999985), (55, 1818175), (125, 799997), (275, 363635), (1375, 72727)]