80366540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{138563}}^1$

素因数の和:138601

約数の個数: 24

約数和(自身を含む): 174590640

約数和(自身を除く): 94224100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 138563, 277126, 554252, 692815, 1385630, 2771260, 4018327, 8036654, 16073308, 20091635, 40183270, 80366540]

約数ペア:

[(1, 80366540), (2, 40183270), (4, 20091635), (5, 16073308), (10, 8036654), (20, 4018327), (29, 2771260), (58, 1385630), (116, 692815), (145, 554252), (290, 277126), (580, 138563)]