20125195

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4013}}^1$

素因数の和:4094

約数の個数: 16

約数和(自身を含む): 26010720

約数和(自身を除く): 5885525

約数列:

[1, 5, 17, 59, 85, 295, 1003, 4013, 5015, 20065, 68221, 236767, 341105, 1183835, 4025039, 20125195]

約数ペア:

[(1, 20125195), (5, 4025039), (17, 1183835), (59, 341105), (85, 236767), (295, 68221), (1003, 20065), (4013, 5015)]