24991520

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1433}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 59625720

約数和(自身を除く): 34634200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1433, 1744, 2180, 2866, 3488, 4360, 5732, 7165, 8720, 11464, 14330, 17440, 22928, 28660, 45856, 57320, 114640, 156197, 229280, 312394, 624788, 780985, 1249576, 1561970, 2499152, 3123940, 4998304, 6247880, 12495760, 24991520]

約数ペア:

[(1, 24991520), (2, 12495760), (4, 6247880), (5, 4998304), (8, 3123940), (10, 2499152), (16, 1561970), (20, 1249576), (32, 780985), (40, 624788), (80, 312394), (109, 229280), (160, 156197), (218, 114640), (436, 57320), (545, 45856), (872, 28660), (1090, 22928), (1433, 17440), (1744, 14330), (2180, 11464), (2866, 8720), (3488, 7165), (4360, 5732)]