42990100

素因数分解:

$2^2\times 5^2\times {\mathrm{429901}}^1$

素因数の和:429915

約数の個数: 18

約数和(自身を含む): 93288734

約数和(自身を除く): 50298634

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 429901, 859802, 1719604, 2149505, 4299010, 8598020, 10747525, 21495050, 42990100]

約数ペア:

[(1, 42990100), (2, 21495050), (4, 10747525), (5, 8598020), (10, 4299010), (20, 2149505), (25, 1719604), (50, 859802), (100, 429901)]