27778719040

素因数分解:

$2^6\times 5^1\times {\mathrm{311}}^1\times {\mathrm{279127}}^1$

素因数の和:279455

約数の個数: 56

約数和(自身を含む): 66361007232

約数和(自身を除く): 38582288192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 311, 320, 622, 1244, 1555, 2488, 3110, 4976, 6220, 9952, 12440, 19904, 24880, 49760, 99520, 279127, 558254, 1116508, 1395635, 2233016, 2791270, 4466032, 5582540, 8932064, 11165080, 17864128, 22330160, 44660320, 86808497, 89320640, 173616994, 347233988, 434042485, 694467976, 868084970, 1388935952, 1736169940, 2777871904, 3472339880, 5555743808, 6944679760, 13889359520, 27778719040]

約数ペア:

[(1, 27778719040), (2, 13889359520), (4, 6944679760), (5, 5555743808), (8, 3472339880), (10, 2777871904), (16, 1736169940), (20, 1388935952), (32, 868084970), (40, 694467976), (64, 434042485), (80, 347233988), (160, 173616994), (311, 89320640), (320, 86808497), (622, 44660320), (1244, 22330160), (1555, 17864128), (2488, 11165080), (3110, 8932064), (4976, 5582540), (6220, 4466032), (9952, 2791270), (12440, 2233016), (19904, 1395635), (24880, 1116508), (49760, 558254), (99520, 279127)]