1888347775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{26681}}^1$

素因数の和:26859

約数の個数: 24

約数和(自身を含む): 2481426000

約数和(自身を除く): 593078225

約数列:

[1, 5, 19, 25, 95, 149, 475, 745, 2831, 3725, 14155, 26681, 70775, 133405, 506939, 667025, 2534695, 3975469, 12673475, 19877345, 75533911, 99386725, 377669555, 1888347775]

約数ペア:

[(1, 1888347775), (5, 377669555), (19, 99386725), (25, 75533911), (95, 19877345), (149, 12673475), (475, 3975469), (745, 2534695), (2831, 667025), (3725, 506939), (14155, 133405), (26681, 70775)]