71872664

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{503}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 137985120

約数和(自身を除く): 66112456

約数列:

[1, 2, 4, 8, 53, 106, 212, 337, 424, 503, 674, 1006, 1348, 2012, 2696, 4024, 17861, 26659, 35722, 53318, 71444, 106636, 142888, 169511, 213272, 339022, 678044, 1356088, 8984083, 17968166, 35936332, 71872664]

約数ペア:

[(1, 71872664), (2, 35936332), (4, 17968166), (8, 8984083), (53, 1356088), (106, 678044), (212, 339022), (337, 213272), (424, 169511), (503, 142888), (674, 106636), (1006, 71444), (1348, 53318), (2012, 35722), (2696, 26659), (4024, 17861)]