78500056

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{90023}}^1$

素因数の和:90138

約数の個数: 16

約数和(自身を含む): 148539600

約数和(自身を除く): 70039544

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 90023, 180046, 360092, 720184, 9812507, 19625014, 39250028, 78500056]

約数ペア:

[(1, 78500056), (2, 39250028), (4, 19625014), (8, 9812507), (109, 720184), (218, 360092), (436, 180046), (872, 90023)]