87634040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168527}}^1$

素因数の和:168551

約数の個数: 32

約数和(自身を含む): 212345280

約数和(自身を除く): 124711240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 168527, 337054, 674108, 842635, 1348216, 1685270, 2190851, 3370540, 4381702, 6741080, 8763404, 10954255, 17526808, 21908510, 43817020, 87634040]

約数ペア:

[(1, 87634040), (2, 43817020), (4, 21908510), (5, 17526808), (8, 10954255), (10, 8763404), (13, 6741080), (20, 4381702), (26, 3370540), (40, 2190851), (52, 1685270), (65, 1348216), (104, 842635), (130, 674108), (260, 337054), (520, 168527)]