78780175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7211}}^1$

素因数の和:7263

約数の個数: 24

約数和(自身を含む): 107314560

約数和(自身を除く): 28534385

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 7211, 10925, 36055, 137009, 165853, 180275, 685045, 829265, 3151207, 3425225, 4146325, 15756035, 78780175]

約数ペア:

[(1, 78780175), (5, 15756035), (19, 4146325), (23, 3425225), (25, 3151207), (95, 829265), (115, 685045), (437, 180275), (475, 165853), (575, 137009), (2185, 36055), (7211, 10925)]