100724840

素因数分解:

$2^3\times 5^1\times {\mathrm{2518121}}^1$

素因数の和:2518132

約数の個数: 16

約数和(自身を含む): 226630980

約数和(自身を除く): 125906140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2518121, 5036242, 10072484, 12590605, 20144968, 25181210, 50362420, 100724840]

約数ペア:

[(1, 100724840), (2, 50362420), (4, 25181210), (5, 20144968), (8, 12590605), (10, 10072484), (20, 5036242), (40, 2518121)]