22420025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 29890944

約数和(自身を除く): 7470919

約数列:

[1, 5, 17, 25, 71, 85, 355, 425, 743, 1207, 1775, 3715, 6035, 12631, 18575, 30175, 52753, 63155, 263765, 315775, 896801, 1318825, 4484005, 22420025]

約数ペア:

[(1, 22420025), (5, 4484005), (17, 1318825), (25, 896801), (71, 315775), (85, 263765), (355, 63155), (425, 52753), (743, 30175), (1207, 18575), (1775, 12631), (3715, 6035)]