87770

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 16

約数和(自身を含む): 161568

約数和(自身を除く): 73798

約数列:

[1, 2, 5, 10, 67, 131, 134, 262, 335, 655, 670, 1310, 8777, 17554, 43885, 87770]

約数ペア:

[(1, 87770), (2, 43885), (5, 17554), (10, 8777), (67, 1310), (131, 670), (134, 655), (262, 335)]