204850945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101663}}^1$

素因数の和:101712

約数の個数: 16

約数和(自身を含む): 273272832

約数和(自身を除く): 68421887

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 101663, 508315, 1321619, 3151553, 6608095, 15757765, 40970189, 204850945]

約数ペア:

[(1, 204850945), (5, 40970189), (13, 15757765), (31, 6608095), (65, 3151553), (155, 1321619), (403, 508315), (2015, 101663)]