71717740

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{7129}}^1$

素因数の和:7641

約数の個数: 24

約数和(自身を含む): 150927840

約数和(自身を除く): 79210100

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 7129, 10060, 14258, 28516, 35645, 71290, 142580, 3585887, 7171774, 14343548, 17929435, 35858870, 71717740]

約数ペア:

[(1, 71717740), (2, 35858870), (4, 17929435), (5, 14343548), (10, 7171774), (20, 3585887), (503, 142580), (1006, 71290), (2012, 35645), (2515, 28516), (5030, 14258), (7129, 10060)]