63717420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81689}}^1$

素因数の和:81714

約数の個数: 48

約数和(自身を含む): 192134880

約数和(自身を除く): 128417460

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, 81689, 163378, 245067, 326756, 408445, 490134, 816890, 980268, 1061957, 1225335, 1633780, 2123914, 2450670, 3185871, 4247828, 4901340, 5309785, 6371742, 10619570, 12743484, 15929355, 21239140, 31858710, 63717420]

約数ペア:

[(1, 63717420), (2, 31858710), (3, 21239140), (4, 15929355), (5, 12743484), (6, 10619570), (10, 6371742), (12, 5309785), (13, 4901340), (15, 4247828), (20, 3185871), (26, 2450670), (30, 2123914), (39, 1633780), (52, 1225335), (60, 1061957), (65, 980268), (78, 816890), (130, 490134), (156, 408445), (195, 326756), (260, 245067), (390, 163378), (780, 81689)]