838125

素因数分解:

$3^2\times 5^4\times {\mathrm{149}}^1$

素因数の和:175

約数の個数: 30

約数和(自身を含む): 1522950

約数和(自身を除く): 684825

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 149, 225, 375, 447, 625, 745, 1125, 1341, 1875, 2235, 3725, 5625, 6705, 11175, 18625, 33525, 55875, 93125, 167625, 279375, 838125]

約数ペア:

[(1, 838125), (3, 279375), (5, 167625), (9, 93125), (15, 55875), (25, 33525), (45, 18625), (75, 11175), (125, 6705), (149, 5625), (225, 3725), (375, 2235), (447, 1875), (625, 1341), (745, 1125)]