68648060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264031}}^1$

素因数の和:264053

約数の個数: 24

約数和(自身を含む): 155250816

約数和(自身を除く): 86602756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 264031, 528062, 1056124, 1320155, 2640310, 3432403, 5280620, 6864806, 13729612, 17162015, 34324030, 68648060]

約数ペア:

[(1, 68648060), (2, 34324030), (4, 17162015), (5, 13729612), (10, 6864806), (13, 5280620), (20, 3432403), (26, 2640310), (52, 1320155), (65, 1056124), (130, 528062), (260, 264031)]