25628560

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{701}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 59801976

約数和(自身を除く): 34173416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 701, 914, 1402, 1828, 2285, 2804, 3505, 3656, 4570, 5608, 7010, 7312, 9140, 11216, 14020, 18280, 28040, 36560, 56080, 320357, 640714, 1281428, 1601785, 2562856, 3203570, 5125712, 6407140, 12814280, 25628560]

約数ペア:

[(1, 25628560), (2, 12814280), (4, 6407140), (5, 5125712), (8, 3203570), (10, 2562856), (16, 1601785), (20, 1281428), (40, 640714), (80, 320357), (457, 56080), (701, 36560), (914, 28040), (1402, 18280), (1828, 14020), (2285, 11216), (2804, 9140), (3505, 7312), (3656, 7010), (4570, 5608)]