68704550

素因数分解:

$2^1\times 5^2\times {\mathrm{643}}^1\times {\mathrm{2137}}^1$

素因数の和:2792

約数の個数: 24

約数和(自身を含む): 128049096

約数和(自身を除く): 59344546

約数列:

[1, 2, 5, 10, 25, 50, 643, 1286, 2137, 3215, 4274, 6430, 10685, 16075, 21370, 32150, 53425, 106850, 1374091, 2748182, 6870455, 13740910, 34352275, 68704550]

約数ペア:

[(1, 68704550), (2, 34352275), (5, 13740910), (10, 6870455), (25, 2748182), (50, 1374091), (643, 106850), (1286, 53425), (2137, 32150), (3215, 21370), (4274, 16075), (6430, 10685)]