90474490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311981}}^1$

素因数の和:312017

約数の個数: 16

約数和(自身を含む): 168470280

約数和(自身を除く): 77995790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 311981, 623962, 1559905, 3119810, 9047449, 18094898, 45237245, 90474490]

約数ペア:

[(1, 90474490), (2, 45237245), (5, 18094898), (10, 9047449), (29, 3119810), (58, 1559905), (145, 623962), (290, 311981)]