80821412

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28579}}^1$

素因数の和:28691

約数の個数: 24

約数和(自身を含む): 163248960

約数和(自身を除く): 82427548

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28579, 57158, 114316, 200053, 400106, 800212, 2886479, 5772958, 11545916, 20205353, 40410706, 80821412]

約数ペア:

[(1, 80821412), (2, 40410706), (4, 20205353), (7, 11545916), (14, 5772958), (28, 2886479), (101, 800212), (202, 400106), (404, 200053), (707, 114316), (1414, 57158), (2828, 28579)]