210306575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1181}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 277013520

約数和(自身を除く): 66706945

約数列:

[1, 5, 17, 25, 85, 419, 425, 1181, 2095, 5905, 7123, 10475, 20077, 29525, 35615, 100385, 178075, 494839, 501925, 2474195, 8412263, 12370975, 42061315, 210306575]

約数ペア:

[(1, 210306575), (5, 42061315), (17, 12370975), (25, 8412263), (85, 2474195), (419, 501925), (425, 494839), (1181, 178075), (2095, 100385), (5905, 35615), (7123, 29525), (10475, 20077)]