8175780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 25297272

約数和(自身を除く): 17121492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 857, 954, 1060, 1590, 1714, 1908, 2385, 2571, 3180, 3428, 4285, 4770, 5142, 7713, 8570, 9540, 10284, 12855, 15426, 17140, 25710, 30852, 38565, 45421, 51420, 77130, 90842, 136263, 154260, 181684, 227105, 272526, 408789, 454210, 545052, 681315, 817578, 908420, 1362630, 1635156, 2043945, 2725260, 4087890, 8175780]

約数ペア:

[(1, 8175780), (2, 4087890), (3, 2725260), (4, 2043945), (5, 1635156), (6, 1362630), (9, 908420), (10, 817578), (12, 681315), (15, 545052), (18, 454210), (20, 408789), (30, 272526), (36, 227105), (45, 181684), (53, 154260), (60, 136263), (90, 90842), (106, 77130), (159, 51420), (180, 45421), (212, 38565), (265, 30852), (318, 25710), (477, 17140), (530, 15426), (636, 12855), (795, 10284), (857, 9540), (954, 8570), (1060, 7713), (1590, 5142), (1714, 4770), (1908, 4285), (2385, 3428), (2571, 3180)]