51902080

素因数分解:

$2^7\times 5^1\times {\mathrm{81097}}^1$

素因数の和:81116

約数の個数: 32

約数和(自身を含む): 124079940

約数和(自身を除く): 72177860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 81097, 162194, 324388, 405485, 648776, 810970, 1297552, 1621940, 2595104, 3243880, 5190208, 6487760, 10380416, 12975520, 25951040, 51902080]

約数ペア:

[(1, 51902080), (2, 25951040), (4, 12975520), (5, 10380416), (8, 6487760), (10, 5190208), (16, 3243880), (20, 2595104), (32, 1621940), (40, 1297552), (64, 810970), (80, 648776), (128, 405485), (160, 324388), (320, 162194), (640, 81097)]