30868125

素因数分解:

$3^1\times 5^4\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 40

約数和(自身を含む): 52258272

約数和(自身を除く): 21390147

約数列:

[1, 3, 5, 15, 25, 75, 101, 125, 163, 303, 375, 489, 505, 625, 815, 1515, 1875, 2445, 2525, 4075, 7575, 12225, 12625, 16463, 20375, 37875, 49389, 61125, 63125, 82315, 101875, 189375, 246945, 305625, 411575, 1234725, 2057875, 6173625, 10289375, 30868125]

約数ペア:

[(1, 30868125), (3, 10289375), (5, 6173625), (15, 2057875), (25, 1234725), (75, 411575), (101, 305625), (125, 246945), (163, 189375), (303, 101875), (375, 82315), (489, 63125), (505, 61125), (625, 49389), (815, 37875), (1515, 20375), (1875, 16463), (2445, 12625), (2525, 12225), (4075, 7575)]