800157025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{661}}^1\times {\mathrm{1181}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 1018794168

約数和(自身を除く): 218637143

約数列:

[1, 5, 25, 41, 205, 661, 1025, 1181, 3305, 5905, 16525, 27101, 29525, 48421, 135505, 242105, 677525, 780641, 1210525, 3903205, 19516025, 32006281, 160031405, 800157025]

約数ペア:

[(1, 800157025), (5, 160031405), (25, 32006281), (41, 19516025), (205, 3903205), (661, 1210525), (1025, 780641), (1181, 677525), (3305, 242105), (5905, 135505), (16525, 48421), (27101, 29525)]