9800375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 32

約数和(自身を含む): 13610688

約数和(自身を除く): 3810313

約数列:

[1, 5, 13, 25, 37, 65, 125, 163, 185, 325, 481, 815, 925, 1625, 2119, 2405, 4075, 4625, 6031, 10595, 12025, 20375, 30155, 52975, 60125, 78403, 150775, 264875, 392015, 753875, 1960075, 9800375]

約数ペア:

[(1, 9800375), (5, 1960075), (13, 753875), (25, 392015), (37, 264875), (65, 150775), (125, 78403), (163, 60125), (185, 52975), (325, 30155), (481, 20375), (815, 12025), (925, 10595), (1625, 6031), (2119, 4625), (2405, 4075)]