78500155

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^2$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 99407088

約数和(自身を除く): 20906933

約数列:

[1, 5, 43, 53, 83, 215, 265, 415, 2279, 3569, 4399, 6889, 11395, 17845, 21995, 34445, 189157, 296227, 365117, 945785, 1481135, 1825585, 15700031, 78500155]

約数ペア:

[(1, 78500155), (5, 15700031), (43, 1825585), (53, 1481135), (83, 945785), (215, 365117), (265, 296227), (415, 189157), (2279, 34445), (3569, 21995), (4399, 17845), (6889, 11395)]