75181640

素因数分解:

$2^3\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{1381}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 169405560

約数和(自身を除く): 94223920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1361, 1381, 2722, 2762, 5444, 5524, 6805, 6905, 10888, 11048, 13610, 13810, 27220, 27620, 54440, 55240, 1879541, 3759082, 7518164, 9397705, 15036328, 18795410, 37590820, 75181640]

約数ペア:

[(1, 75181640), (2, 37590820), (4, 18795410), (5, 15036328), (8, 9397705), (10, 7518164), (20, 3759082), (40, 1879541), (1361, 55240), (1381, 54440), (2722, 27620), (2762, 27220), (5444, 13810), (5524, 13610), (6805, 11048), (6905, 10888)]