61290920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{52837}}^1$

素因数の和:52877

約数の個数: 32

約数和(自身を含む): 142662600

約数和(自身を除く): 81371680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 52837, 105674, 211348, 264185, 422696, 528370, 1056740, 1532273, 2113480, 3064546, 6129092, 7661365, 12258184, 15322730, 30645460, 61290920]

約数ペア:

[(1, 61290920), (2, 30645460), (4, 15322730), (5, 12258184), (8, 7661365), (10, 6129092), (20, 3064546), (29, 2113480), (40, 1532273), (58, 1056740), (116, 528370), (145, 422696), (232, 264185), (290, 211348), (580, 105674), (1160, 52837)]