68319420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87589}}^1$

素因数の和:87614

約数の個数: 48

約数和(自身を含む): 206011680

約数和(自身を除く): 137692260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 87589, 175178, 262767, 350356, 437945, 525534, 875890, 1051068, 1138657, 1313835, 1751780, 2277314, 2627670, 3415971, 4554628, 5255340, 5693285, 6831942, 11386570, 13663884, 17079855, 22773140, 34159710, 68319420]

約数ペア:

[(1, 68319420), (2, 34159710), (3, 22773140), (4, 17079855), (5, 13663884), (6, 11386570), (10, 6831942), (12, 5693285), (13, 5255340), (15, 4554628), (20, 3415971), (26, 2627670), (30, 2277314), (39, 1751780), (52, 1313835), (60, 1138657), (65, 1051068), (78, 875890), (130, 525534), (156, 437945), (195, 350356), (260, 262767), (390, 175178), (780, 87589)]