99668920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191671}}^1$

素因数の和:191695

約数の個数: 32

約数和(自身を含む): 241506720

約数和(自身を除く): 141837800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 191671, 383342, 766684, 958355, 1533368, 1916710, 2491723, 3833420, 4983446, 7666840, 9966892, 12458615, 19933784, 24917230, 49834460, 99668920]

約数ペア:

[(1, 99668920), (2, 49834460), (4, 24917230), (5, 19933784), (8, 12458615), (10, 9966892), (13, 7666840), (20, 4983446), (26, 3833420), (40, 2491723), (52, 1916710), (65, 1533368), (104, 958355), (130, 766684), (260, 383342), (520, 191671)]