65718740

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{4273}}^1$

素因数の和:5051

約数の個数: 24

約数和(自身を含む): 138221160

約数和(自身を除く): 72502420

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 4273, 7690, 8546, 15380, 17092, 21365, 42730, 85460, 3285937, 6571874, 13143748, 16429685, 32859370, 65718740]

約数ペア:

[(1, 65718740), (2, 32859370), (4, 16429685), (5, 13143748), (10, 6571874), (20, 3285937), (769, 85460), (1538, 42730), (3076, 21365), (3845, 17092), (4273, 15380), (7690, 8546)]