81512050

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{16141}}^1$

素因数の和:16254

約数の個数: 24

約数和(自身を含む): 153123012

約数和(自身を除く): 71610962

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 5050, 16141, 32282, 80705, 161410, 403525, 807050, 1630241, 3260482, 8151205, 16302410, 40756025, 81512050]

約数ペア:

[(1, 81512050), (2, 40756025), (5, 16302410), (10, 8151205), (25, 3260482), (50, 1630241), (101, 807050), (202, 403525), (505, 161410), (1010, 80705), (2525, 32282), (5050, 16141)]