79280764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{639361}}^1$

素因数の和:639396

約数の個数: 12

約数和(自身を含む): 143217088

約数和(自身を除く): 63936324

約数列:

[1, 2, 4, 31, 62, 124, 639361, 1278722, 2557444, 19820191, 39640382, 79280764]

約数ペア:

[(1, 79280764), (2, 39640382), (4, 19820191), (31, 2557444), (62, 1278722), (124, 639361)]