80141080

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{2269}}^1$

素因数の和:3163

約数の個数: 32

約数和(自身を含む): 180601200

約数和(自身を除く): 100460120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1766, 2269, 3532, 4415, 4538, 7064, 8830, 9076, 11345, 17660, 18152, 22690, 35320, 45380, 90760, 2003527, 4007054, 8014108, 10017635, 16028216, 20035270, 40070540, 80141080]

約数ペア:

[(1, 80141080), (2, 40070540), (4, 20035270), (5, 16028216), (8, 10017635), (10, 8014108), (20, 4007054), (40, 2003527), (883, 90760), (1766, 45380), (2269, 35320), (3532, 22690), (4415, 18152), (4538, 17660), (7064, 11345), (8830, 9076)]