78140305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1621}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 97164288

約数和(自身を除く): 19023983

約数列:

[1, 5, 31, 155, 311, 1555, 1621, 8105, 9641, 48205, 50251, 251255, 504131, 2520655, 15628061, 78140305]

約数ペア:

[(1, 78140305), (5, 15628061), (31, 2520655), (155, 504131), (311, 251255), (1555, 50251), (1621, 48205), (8105, 9641)]