65004080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28019}}^1$

素因数の和:28061

約数の個数: 40

約数和(自身を含む): 156351600

約数和(自身を除く): 91347520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 28019, 56038, 112076, 140095, 224152, 280190, 448304, 560380, 812551, 1120760, 1625102, 2241520, 3250204, 4062755, 6500408, 8125510, 13000816, 16251020, 32502040, 65004080]

約数ペア:

[(1, 65004080), (2, 32502040), (4, 16251020), (5, 13000816), (8, 8125510), (10, 6500408), (16, 4062755), (20, 3250204), (29, 2241520), (40, 1625102), (58, 1120760), (80, 812551), (116, 560380), (145, 448304), (232, 280190), (290, 224152), (464, 140095), (580, 112076), (1160, 56038), (2320, 28019)]