66994370

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 123206400

約数和(自身を除く): 56212030

約数列:

[1, 2, 5, 10, 79, 137, 158, 274, 395, 619, 685, 790, 1238, 1370, 3095, 6190, 10823, 21646, 48901, 54115, 84803, 97802, 108230, 169606, 244505, 424015, 489010, 848030, 6699437, 13398874, 33497185, 66994370]

約数ペア:

[(1, 66994370), (2, 33497185), (5, 13398874), (10, 6699437), (79, 848030), (137, 489010), (158, 424015), (274, 244505), (395, 169606), (619, 108230), (685, 97802), (790, 84803), (1238, 54115), (1370, 48901), (3095, 21646), (6190, 10823)]