66484025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 87744384

約数和(自身を除く): 21260359

約数列:

[1, 5, 17, 25, 85, 311, 425, 503, 1555, 2515, 5287, 7775, 8551, 12575, 26435, 42755, 132175, 156433, 213775, 782165, 2659361, 3910825, 13296805, 66484025]

約数ペア:

[(1, 66484025), (5, 13296805), (17, 3910825), (25, 2659361), (85, 782165), (311, 213775), (425, 156433), (503, 132175), (1555, 42755), (2515, 26435), (5287, 12575), (7775, 8551)]