488125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:102

約数の個数: 20

約数和(自身を含む): 674784

約数和(自身を除く): 186659

約数列:

[1, 5, 11, 25, 55, 71, 125, 275, 355, 625, 781, 1375, 1775, 3905, 6875, 8875, 19525, 44375, 97625, 488125]

約数ペア:

[(1, 488125), (5, 97625), (11, 44375), (25, 19525), (55, 8875), (71, 6875), (125, 3905), (275, 1775), (355, 1375), (625, 781)]