261075161090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{842177939}}^1$

素因数の和:842177977

約数の個数: 16

約数和(自身を含む): 485094493440

約数和(自身を除く): 224019332350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 842177939, 1684355878, 4210889695, 8421779390, 26107516109, 52215032218, 130537580545, 261075161090]

約数ペア:

[(1, 261075161090), (2, 130537580545), (5, 52215032218), (10, 26107516109), (31, 8421779390), (62, 4210889695), (155, 1684355878), (310, 842177939)]