78250460

素因数分解:

$2^2\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{2311}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 164494176

約数和(自身を除く): 86243716

約数列:

[1, 2, 4, 5, 10, 20, 1693, 2311, 3386, 4622, 6772, 8465, 9244, 11555, 16930, 23110, 33860, 46220, 3912523, 7825046, 15650092, 19562615, 39125230, 78250460]

約数ペア:

[(1, 78250460), (2, 39125230), (4, 19562615), (5, 15650092), (10, 7825046), (20, 3912523), (1693, 46220), (2311, 33860), (3386, 23110), (4622, 16930), (6772, 11555), (8465, 9244)]