80629672

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{19801}}^1$

素因数の和:20316

約数の個数: 16

約数和(自身を含む): 151485300

約数和(自身を除く): 70855628

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 19801, 39602, 79204, 158408, 10078709, 20157418, 40314836, 80629672]

約数ペア:

[(1, 80629672), (2, 40314836), (4, 20157418), (8, 10078709), (509, 158408), (1018, 79204), (2036, 39602), (4072, 19801)]