201946625

素因数分解:

$5^3\times {\mathrm{809}}^1\times {\mathrm{1997}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 252467280

約数和(自身を除く): 50520655

約数列:

[1, 5, 25, 125, 809, 1997, 4045, 9985, 20225, 49925, 101125, 249625, 1615573, 8077865, 40389325, 201946625]

約数ペア:

[(1, 201946625), (5, 40389325), (25, 8077865), (125, 1615573), (809, 249625), (1997, 101125), (4045, 49925), (9985, 20225)]