42136700

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1997}}^1$

素因数の和:2222

約数の個数: 36

約数和(自身を含む): 91915992

約数和(自身を除く): 49779292

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 1997, 2110, 3994, 4220, 5275, 7988, 9985, 10550, 19970, 21100, 39940, 49925, 99850, 199700, 421367, 842734, 1685468, 2106835, 4213670, 8427340, 10534175, 21068350, 42136700]

約数ペア:

[(1, 42136700), (2, 21068350), (4, 10534175), (5, 8427340), (10, 4213670), (20, 2106835), (25, 1685468), (50, 842734), (100, 421367), (211, 199700), (422, 99850), (844, 49925), (1055, 39940), (1997, 21100), (2110, 19970), (3994, 10550), (4220, 9985), (5275, 7988)]