265525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 24

約数和(自身を含む): 381920

約数和(自身を除く): 116395

約数列:

[1, 5, 13, 19, 25, 43, 65, 95, 215, 247, 325, 475, 559, 817, 1075, 1235, 2795, 4085, 6175, 10621, 13975, 20425, 53105, 265525]

約数ペア:

[(1, 265525), (5, 53105), (13, 20425), (19, 13975), (25, 10621), (43, 6175), (65, 4085), (95, 2795), (215, 1235), (247, 1075), (325, 817), (475, 559)]