67887280

素因数分解:

$2^4\times 5^1\times {\mathrm{848591}}^1$

素因数の和:848604

約数の個数: 20

約数和(自身を含む): 157838112

約数和(自身を除く): 89950832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 848591, 1697182, 3394364, 4242955, 6788728, 8485910, 13577456, 16971820, 33943640, 67887280]

約数ペア:

[(1, 67887280), (2, 33943640), (4, 16971820), (5, 13577456), (8, 8485910), (10, 6788728), (16, 4242955), (20, 3394364), (40, 1697182), (80, 848591)]