87277885

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{4271}}^1$

素因数の和:4404

約数の個数: 16

約数和(自身を含む): 108064512

約数和(自身を除く): 20786627

約数列:

[1, 5, 61, 67, 305, 335, 4087, 4271, 20435, 21355, 260531, 286157, 1302655, 1430785, 17455577, 87277885]

約数ペア:

[(1, 87277885), (5, 17455577), (61, 1430785), (67, 1302655), (305, 286157), (335, 260531), (4087, 21355), (4271, 20435)]