88478080

素因数分解:

$2^7\times 5^1\times {\mathrm{138247}}^1$

素因数の和:138266

約数の個数: 32

約数和(自身を含む): 211519440

約数和(自身を除く): 123041360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 138247, 276494, 552988, 691235, 1105976, 1382470, 2211952, 2764940, 4423904, 5529880, 8847808, 11059760, 17695616, 22119520, 44239040, 88478080]

約数ペア:

[(1, 88478080), (2, 44239040), (4, 22119520), (5, 17695616), (8, 11059760), (10, 8847808), (16, 5529880), (20, 4423904), (32, 2764940), (40, 2211952), (64, 1382470), (80, 1105976), (128, 691235), (160, 552988), (320, 276494), (640, 138247)]