65623760

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3119}}^1$

素因数の和:3395

約数の個数: 40

約数和(自身を含む): 153204480

約数和(自身を除く): 87580720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 3119, 4208, 5260, 6238, 10520, 12476, 15595, 21040, 24952, 31190, 49904, 62380, 124760, 249520, 820297, 1640594, 3281188, 4101485, 6562376, 8202970, 13124752, 16405940, 32811880, 65623760]

約数ペア:

[(1, 65623760), (2, 32811880), (4, 16405940), (5, 13124752), (8, 8202970), (10, 6562376), (16, 4101485), (20, 3281188), (40, 1640594), (80, 820297), (263, 249520), (526, 124760), (1052, 62380), (1315, 49904), (2104, 31190), (2630, 24952), (3119, 21040), (4208, 15595), (5260, 12476), (6238, 10520)]