82780960

素因数分解:

$2^5\times 5^1\times {\mathrm{517381}}^1$

素因数の和:517396

約数の個数: 24

約数和(自身を含む): 195570396

約数和(自身を除く): 112789436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 517381, 1034762, 2069524, 2586905, 4139048, 5173810, 8278096, 10347620, 16556192, 20695240, 41390480, 82780960]

約数ペア:

[(1, 82780960), (2, 41390480), (4, 20695240), (5, 16556192), (8, 10347620), (10, 8278096), (16, 5173810), (20, 4139048), (32, 2586905), (40, 2069524), (80, 1034762), (160, 517381)]