78817570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1583}}^1$

素因数の和:1986

約数の個数: 32

約数和(自身を含む): 153280512

約数和(自身を除く): 74462942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 383, 766, 1583, 1915, 3166, 3830, 4979, 7915, 9958, 15830, 20579, 24895, 41158, 49790, 102895, 205790, 606289, 1212578, 3031445, 6062890, 7881757, 15763514, 39408785, 78817570]

約数ペア:

[(1, 78817570), (2, 39408785), (5, 15763514), (10, 7881757), (13, 6062890), (26, 3031445), (65, 1212578), (130, 606289), (383, 205790), (766, 102895), (1583, 49790), (1915, 41158), (3166, 24895), (3830, 20579), (4979, 15830), (7915, 9958)]