20802625

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 24

約数和(自身を含む): 27459432

約数和(自身を除く): 6656807

約数列:

[1, 5, 19, 25, 95, 125, 361, 461, 475, 1805, 2305, 2375, 8759, 9025, 11525, 43795, 45125, 57625, 166421, 218975, 832105, 1094875, 4160525, 20802625]

約数ペア:

[(1, 20802625), (5, 4160525), (19, 1094875), (25, 832105), (95, 218975), (125, 166421), (361, 57625), (461, 45125), (475, 43795), (1805, 11525), (2305, 9025), (2375, 8759)]