161556530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1439}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 296524800

約数和(自身を除く): 134968270

約数列:

[1, 2, 5, 10, 103, 109, 206, 218, 515, 545, 1030, 1090, 1439, 2878, 7195, 11227, 14390, 22454, 56135, 112270, 148217, 156851, 296434, 313702, 741085, 784255, 1482170, 1568510, 16155653, 32311306, 80778265, 161556530]

約数ペア:

[(1, 161556530), (2, 80778265), (5, 32311306), (10, 16155653), (103, 1568510), (109, 1482170), (206, 784255), (218, 741085), (515, 313702), (545, 296434), (1030, 156851), (1090, 148217), (1439, 112270), (2878, 56135), (7195, 22454), (11227, 14390)]