75071980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87293}}^1$

素因数の和:87345

約数の個数: 24

約数和(自身を含む): 161319312

約数和(自身を除く): 86247332

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 87293, 174586, 349172, 436465, 872930, 1745860, 3753599, 7507198, 15014396, 18767995, 37535990, 75071980]

約数ペア:

[(1, 75071980), (2, 37535990), (4, 18767995), (5, 15014396), (10, 7507198), (20, 3753599), (43, 1745860), (86, 872930), (172, 436465), (215, 349172), (430, 174586), (860, 87293)]