25162805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 34069248

約数和(自身を除く): 8906443

約数列:

[1, 5, 17, 23, 61, 85, 115, 211, 305, 391, 1037, 1055, 1403, 1955, 3587, 4853, 5185, 7015, 12871, 17935, 23851, 24265, 64355, 82501, 119255, 218807, 296033, 412505, 1094035, 1480165, 5032561, 25162805]

約数ペア:

[(1, 25162805), (5, 5032561), (17, 1480165), (23, 1094035), (61, 412505), (85, 296033), (115, 218807), (211, 119255), (305, 82501), (391, 64355), (1037, 24265), (1055, 23851), (1403, 17935), (1955, 12871), (3587, 7015), (4853, 5185)]