65244260

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{2267}}^1$

素因数の和:3715

約数の個数: 24

約数和(自身を含む): 137168640

約数和(自身を除く): 71924380

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2267, 2878, 4534, 5756, 7195, 9068, 11335, 14390, 22670, 28780, 45340, 3262213, 6524426, 13048852, 16311065, 32622130, 65244260]

約数ペア:

[(1, 65244260), (2, 32622130), (4, 16311065), (5, 13048852), (10, 6524426), (20, 3262213), (1439, 45340), (2267, 28780), (2878, 22670), (4534, 14390), (5756, 11335), (7195, 9068)]