80970160

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2113}}^1$

素因数の和:2605

約数の個数: 40

約数和(自身を含む): 188737920

約数和(自身を除く): 107767760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1916, 2113, 2395, 3832, 4226, 4790, 7664, 8452, 9580, 10565, 16904, 19160, 21130, 33808, 38320, 42260, 84520, 169040, 1012127, 2024254, 4048508, 5060635, 8097016, 10121270, 16194032, 20242540, 40485080, 80970160]

約数ペア:

[(1, 80970160), (2, 40485080), (4, 20242540), (5, 16194032), (8, 10121270), (10, 8097016), (16, 5060635), (20, 4048508), (40, 2024254), (80, 1012127), (479, 169040), (958, 84520), (1916, 42260), (2113, 38320), (2395, 33808), (3832, 21130), (4226, 19160), (4790, 16904), (7664, 10565), (8452, 9580)]