80449580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{60037}}^1$

素因数の和:60113

約数の個数: 24

約数和(自身を含む): 171468528

約数和(自身を除く): 91018948

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 60037, 120074, 240148, 300185, 600370, 1200740, 4022479, 8044958, 16089916, 20112395, 40224790, 80449580]

約数ペア:

[(1, 80449580), (2, 40224790), (4, 20112395), (5, 16089916), (10, 8044958), (20, 4022479), (67, 1200740), (134, 600370), (268, 300185), (335, 240148), (670, 120074), (1340, 60037)]