80602790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{260009}}^1$

素因数の和:260047

約数の個数: 16

約数和(自身を含む): 149765760

約数和(自身を除く): 69162970

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 260009, 520018, 1300045, 2600090, 8060279, 16120558, 40301395, 80602790]

約数ペア:

[(1, 80602790), (2, 40301395), (5, 16120558), (10, 8060279), (31, 2600090), (62, 1300045), (155, 520018), (310, 260009)]