131562100

素因数分解:

$2^2\times 5^2\times {\mathrm{1315621}}^1$

素因数の和:1315635

約数の個数: 18

約数和(自身を含む): 285489974

約数和(自身を除く): 153927874

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1315621, 2631242, 5262484, 6578105, 13156210, 26312420, 32890525, 65781050, 131562100]

約数ペア:

[(1, 131562100), (2, 65781050), (4, 32890525), (5, 26312420), (10, 13156210), (20, 6578105), (25, 5262484), (50, 2631242), (100, 1315621)]