81629570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3517}}^1$

素因数の和:3746

約数の個数: 32

約数和(自身を含む): 161096256

約数和(自身を除く): 79466686

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 1055, 2110, 2321, 3517, 4642, 7034, 11605, 17585, 23210, 35170, 38687, 77374, 193435, 386870, 742087, 1484174, 3710435, 7420870, 8162957, 16325914, 40814785, 81629570]

約数ペア:

[(1, 81629570), (2, 40814785), (5, 16325914), (10, 8162957), (11, 7420870), (22, 3710435), (55, 1484174), (110, 742087), (211, 386870), (422, 193435), (1055, 77374), (2110, 38687), (2321, 35170), (3517, 23210), (4642, 17585), (7034, 11605)]