80491964

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{8237}}^1$

素因数の和:8597

約数の個数: 24

約数和(自身を含む): 161464800

約数和(自身を除く): 80972836

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 8237, 9772, 16474, 32948, 57659, 115318, 230636, 2874713, 5749426, 11498852, 20122991, 40245982, 80491964]

約数ペア:

[(1, 80491964), (2, 40245982), (4, 20122991), (7, 11498852), (14, 5749426), (28, 2874713), (349, 230636), (698, 115318), (1396, 57659), (2443, 32948), (4886, 16474), (8237, 9772)]