10210100

素因数分解:

$2^2\times 5^2\times {\mathrm{102101}}^1$

素因数の和:102115

約数の個数: 18

約数和(自身を含む): 22156134

約数和(自身を除く): 11946034

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 102101, 204202, 408404, 510505, 1021010, 2042020, 2552525, 5105050, 10210100]

約数ペア:

[(1, 10210100), (2, 5105050), (4, 2552525), (5, 2042020), (10, 1021010), (20, 510505), (25, 408404), (50, 204202), (100, 102101)]