51817090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30661}}^1$

素因数の和:30694

約数の個数: 24

約数和(自身を含む): 101000628

約数和(自身を除く): 49183538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 30661, 61322, 153305, 306610, 398593, 797186, 1992965, 3985930, 5181709, 10363418, 25908545, 51817090]

約数ペア:

[(1, 51817090), (2, 25908545), (5, 10363418), (10, 5181709), (13, 3985930), (26, 1992965), (65, 797186), (130, 398593), (169, 306610), (338, 153305), (845, 61322), (1690, 30661)]