67125620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{55021}}^1$

素因数の和:55091

約数の個数: 24

約数和(自身を含む): 143277288

約数和(自身を除く): 76151668

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 55021, 110042, 220084, 275105, 550210, 1100420, 3356281, 6712562, 13425124, 16781405, 33562810, 67125620]

約数ペア:

[(1, 67125620), (2, 33562810), (4, 16781405), (5, 13425124), (10, 6712562), (20, 3356281), (61, 1100420), (122, 550210), (244, 275105), (305, 220084), (610, 110042), (1220, 55021)]