25680320

素因数分解:

$2^6\times 5^1\times {\mathrm{80251}}^1$

素因数の和:80268

約数の個数: 28

約数和(自身を含む): 61152024

約数和(自身を除く): 35471704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 80251, 160502, 321004, 401255, 642008, 802510, 1284016, 1605020, 2568032, 3210040, 5136064, 6420080, 12840160, 25680320]

約数ペア:

[(1, 25680320), (2, 12840160), (4, 6420080), (5, 5136064), (8, 3210040), (10, 2568032), (16, 1605020), (20, 1284016), (32, 802510), (40, 642008), (64, 401255), (80, 321004), (160, 160502), (320, 80251)]