154308025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1993}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 202749920

約数和(自身を除く): 48441895

約数列:

[1, 5, 19, 25, 95, 163, 475, 815, 1993, 3097, 4075, 9965, 15485, 37867, 49825, 77425, 189335, 324859, 946675, 1624295, 6172321, 8121475, 30861605, 154308025]

約数ペア:

[(1, 154308025), (5, 30861605), (19, 8121475), (25, 6172321), (95, 1624295), (163, 946675), (475, 324859), (815, 189335), (1993, 77425), (3097, 49825), (4075, 37867), (9965, 15485)]