69215240

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6733}}^1$

素因数の和:7001

約数の個数: 32

約数和(自身を含む): 156363480

約数和(自身を除く): 87148240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 6733, 10280, 13466, 26932, 33665, 53864, 67330, 134660, 269320, 1730381, 3460762, 6921524, 8651905, 13843048, 17303810, 34607620, 69215240]

約数ペア:

[(1, 69215240), (2, 34607620), (4, 17303810), (5, 13843048), (8, 8651905), (10, 6921524), (20, 3460762), (40, 1730381), (257, 269320), (514, 134660), (1028, 67330), (1285, 53864), (2056, 33665), (2570, 26932), (5140, 13466), (6733, 10280)]