90958810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{128111}}^1$

素因数の和:128189

約数の個数: 16

約数和(自身を含む): 166033152

約数和(自身を除く): 75074342

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 128111, 256222, 640555, 1281110, 9095881, 18191762, 45479405, 90958810]

約数ペア:

[(1, 90958810), (2, 45479405), (5, 18191762), (10, 9095881), (71, 1281110), (142, 640555), (355, 256222), (710, 128111)]