85222540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{327779}}^1$

素因数の和:327801

約数の個数: 24

約数和(自身を含む): 192734640

約数和(自身を除く): 107512100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 327779, 655558, 1311116, 1638895, 3277790, 4261127, 6555580, 8522254, 17044508, 21305635, 42611270, 85222540]

約数ペア:

[(1, 85222540), (2, 42611270), (4, 21305635), (5, 17044508), (10, 8522254), (13, 6555580), (20, 4261127), (26, 3277790), (52, 1638895), (65, 1311116), (130, 655558), (260, 327779)]