68121520

素因数分解:

$2^4\times 5^1\times {\mathrm{851519}}^1$

素因数の和:851532

約数の個数: 20

約数和(自身を含む): 158382720

約数和(自身を除く): 90261200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 851519, 1703038, 3406076, 4257595, 6812152, 8515190, 13624304, 17030380, 34060760, 68121520]

約数ペア:

[(1, 68121520), (2, 34060760), (4, 17030380), (5, 13624304), (8, 8515190), (10, 6812152), (16, 4257595), (20, 3406076), (40, 1703038), (80, 851519)]