90759040

素因数分解:

$2^7\times 5^1\times {\mathrm{141811}}^1$

素因数の和:141830

約数の個数: 32

約数和(自身を含む): 216972360

約数和(自身を除く): 126213320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 141811, 283622, 567244, 709055, 1134488, 1418110, 2268976, 2836220, 4537952, 5672440, 9075904, 11344880, 18151808, 22689760, 45379520, 90759040]

約数ペア:

[(1, 90759040), (2, 45379520), (4, 22689760), (5, 18151808), (8, 11344880), (10, 9075904), (16, 5672440), (20, 4537952), (32, 2836220), (40, 2268976), (64, 1418110), (80, 1134488), (128, 709055), (160, 567244), (320, 283622), (640, 141811)]