31640090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{51869}}^1$

素因数の和:51937

約数の個数: 16

約数和(自身を含む): 57886920

約数和(自身を除く): 26246830

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 51869, 103738, 259345, 518690, 3164009, 6328018, 15820045, 31640090]

約数ペア:

[(1, 31640090), (2, 15820045), (5, 6328018), (10, 3164009), (61, 518690), (122, 259345), (305, 103738), (610, 51869)]