63984640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{12497}}^1$

素因数の和:12522

約数の個数: 44

約数和(自身を含む): 153500436

約数和(自身を除く): 89515796

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 12497, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 399904, 499880, 799808, 999760, 1599616, 1999520, 3199232, 3999040, 6398464, 7998080, 12796928, 15996160, 31992320, 63984640]

約数ペア:

[(1, 63984640), (2, 31992320), (4, 15996160), (5, 12796928), (8, 7998080), (10, 6398464), (16, 3999040), (20, 3199232), (32, 1999520), (40, 1599616), (64, 999760), (80, 799808), (128, 499880), (160, 399904), (256, 249940), (320, 199952), (512, 124970), (640, 99976), (1024, 62485), (1280, 49988), (2560, 24994), (5120, 12497)]