220131665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{82601}}^1$

素因数の和:82660

約数の個数: 16

約数和(自身を含む): 291419856

約数和(自身を除く): 71288191

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 82601, 413005, 1073813, 3386641, 5369065, 16933205, 44026333, 220131665]

約数ペア:

[(1, 220131665), (5, 44026333), (13, 16933205), (41, 5369065), (65, 3386641), (205, 1073813), (533, 413005), (2665, 82601)]