28290100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2801}}^1$

素因数の和:2916

約数の個数: 36

約数和(自身を含む): 62019468

約数和(自身を除く): 33729368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 2801, 5050, 5602, 10100, 11204, 14005, 28010, 56020, 70025, 140050, 280100, 282901, 565802, 1131604, 1414505, 2829010, 5658020, 7072525, 14145050, 28290100]

約数ペア:

[(1, 28290100), (2, 14145050), (4, 7072525), (5, 5658020), (10, 2829010), (20, 1414505), (25, 1131604), (50, 565802), (100, 282901), (101, 280100), (202, 140050), (404, 70025), (505, 56020), (1010, 28010), (2020, 14005), (2525, 11204), (2801, 10100), (5050, 5602)]