54990910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{2503}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 107271360

約数和(自身を除く): 52280450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 2503, 4394, 5006, 10985, 12515, 21970, 25030, 32539, 65078, 162695, 325390, 423007, 846014, 2115035, 4230070, 5499091, 10998182, 27495455, 54990910]

約数ペア:

[(1, 54990910), (2, 27495455), (5, 10998182), (10, 5499091), (13, 4230070), (26, 2115035), (65, 846014), (130, 423007), (169, 325390), (338, 162695), (845, 65078), (1690, 32539), (2197, 25030), (2503, 21970), (4394, 12515), (5006, 10985)]