72420385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{2017}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 89502336

約数和(自身を除く): 17081951

約数列:

[1, 5, 43, 167, 215, 835, 2017, 7181, 10085, 35905, 86731, 336839, 433655, 1684195, 14484077, 72420385]

約数ペア:

[(1, 72420385), (5, 14484077), (43, 1684195), (167, 433655), (215, 336839), (835, 86731), (2017, 35905), (7181, 10085)]