65212540

素因数分解:

$2^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{5651}}^1$

素因数の和:6237

約数の個数: 24

約数和(自身を含む): 137207952

約数和(自身を除く): 71995412

約数列:

[1, 2, 4, 5, 10, 20, 577, 1154, 2308, 2885, 5651, 5770, 11302, 11540, 22604, 28255, 56510, 113020, 3260627, 6521254, 13042508, 16303135, 32606270, 65212540]

約数ペア:

[(1, 65212540), (2, 32606270), (4, 16303135), (5, 13042508), (10, 6521254), (20, 3260627), (577, 113020), (1154, 56510), (2308, 28255), (2885, 22604), (5651, 11540), (5770, 11302)]