80913455

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19427}}^1$

素因数の和:19463

約数の個数: 24

約数和(自身を含む): 119598768

約数和(自身を除く): 38685313

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 19427, 97135, 135989, 330259, 679945, 951923, 1651295, 2311813, 4759615, 11559065, 16182691, 80913455]

約数ペア:

[(1, 80913455), (5, 16182691), (7, 11559065), (17, 4759615), (35, 2311813), (49, 1651295), (85, 951923), (119, 679945), (245, 330259), (595, 135989), (833, 97135), (4165, 19427)]