201997615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 268894080

約数和(自身を除く): 66896465

約数列:

[1, 5, 23, 29, 37, 115, 145, 185, 667, 851, 1073, 1637, 3335, 4255, 5365, 8185, 24679, 37651, 47473, 60569, 123395, 188255, 237365, 302845, 1091879, 1393087, 1756501, 5459395, 6965435, 8782505, 40399523, 201997615]

約数ペア:

[(1, 201997615), (5, 40399523), (23, 8782505), (29, 6965435), (37, 5459395), (115, 1756501), (145, 1393087), (185, 1091879), (667, 302845), (851, 237365), (1073, 188255), (1637, 123395), (3335, 60569), (4255, 47473), (5365, 37651), (8185, 24679)]