81170816

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{15467}}^1$

素因数の和:15522

約数の個数: 32

約数和(自身を含む): 165662280

約数和(自身を除く): 84491464

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 5248, 15467, 30934, 61868, 123736, 247472, 494944, 634147, 989888, 1268294, 1979776, 2536588, 5073176, 10146352, 20292704, 40585408, 81170816]

約数ペア:

[(1, 81170816), (2, 40585408), (4, 20292704), (8, 10146352), (16, 5073176), (32, 2536588), (41, 1979776), (64, 1268294), (82, 989888), (128, 634147), (164, 494944), (328, 247472), (656, 123736), (1312, 61868), (2624, 30934), (5248, 15467)]