202990735

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{4001}}^1$

素因数の和:4218

約数の個数: 16

約数和(自身を含む): 248764320

約数和(自身を除く): 45773585

約数列:

[1, 5, 73, 139, 365, 695, 4001, 10147, 20005, 50735, 292073, 556139, 1460365, 2780695, 40598147, 202990735]

約数ペア:

[(1, 202990735), (5, 40598147), (73, 2780695), (139, 1460365), (365, 556139), (695, 292073), (4001, 50735), (10147, 20005)]