63778520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122651}}^1$

素因数の和:122675

約数の個数: 32

約数和(自身を含む): 154541520

約数和(自身を除く): 90763000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122651, 245302, 490604, 613255, 981208, 1226510, 1594463, 2453020, 3188926, 4906040, 6377852, 7972315, 12755704, 15944630, 31889260, 63778520]

約数ペア:

[(1, 63778520), (2, 31889260), (4, 15944630), (5, 12755704), (8, 7972315), (10, 6377852), (13, 4906040), (20, 3188926), (26, 2453020), (40, 1594463), (52, 1226510), (65, 981208), (104, 613255), (130, 490604), (260, 245302), (520, 122651)]