27177025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 34872768

約数和(自身を除く): 7695743

約数列:

[1, 5, 25, 61, 71, 251, 305, 355, 1255, 1525, 1775, 4331, 6275, 15311, 17821, 21655, 76555, 89105, 108275, 382775, 445525, 1087081, 5435405, 27177025]

約数ペア:

[(1, 27177025), (5, 5435405), (25, 1087081), (61, 445525), (71, 382775), (251, 108275), (305, 89105), (355, 76555), (1255, 21655), (1525, 17821), (1775, 15311), (4331, 6275)]