80443700

素因数分解:

$2^2\times 5^2\times {\mathrm{661}}^1\times {\mathrm{1217}}^1$

素因数の和:1892

約数の個数: 36

約数和(自身を含む): 174970572

約数和(自身を除く): 94526872

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 661, 1217, 1322, 2434, 2644, 3305, 4868, 6085, 6610, 12170, 13220, 16525, 24340, 30425, 33050, 60850, 66100, 121700, 804437, 1608874, 3217748, 4022185, 8044370, 16088740, 20110925, 40221850, 80443700]

約数ペア:

[(1, 80443700), (2, 40221850), (4, 20110925), (5, 16088740), (10, 8044370), (20, 4022185), (25, 3217748), (50, 1608874), (100, 804437), (661, 121700), (1217, 66100), (1322, 60850), (2434, 33050), (2644, 30425), (3305, 24340), (4868, 16525), (6085, 13220), (6610, 12170)]