65880555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2579}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 114428160

約数和(自身を除く): 48547605

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 655, 1703, 1965, 2579, 5109, 7737, 8515, 12895, 25545, 33527, 38685, 100581, 167635, 337849, 502905, 1013547, 1689245, 4392037, 5067735, 13176111, 21960185, 65880555]

約数ペア:

[(1, 65880555), (3, 21960185), (5, 13176111), (13, 5067735), (15, 4392037), (39, 1689245), (65, 1013547), (131, 502905), (195, 337849), (393, 167635), (655, 100581), (1703, 38685), (1965, 33527), (2579, 25545), (5109, 12895), (7737, 8515)]