66439790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2273}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 124433280

約数和(自身を除く): 57993490

約数列:

[1, 2, 5, 10, 37, 74, 79, 158, 185, 370, 395, 790, 2273, 2923, 4546, 5846, 11365, 14615, 22730, 29230, 84101, 168202, 179567, 359134, 420505, 841010, 897835, 1795670, 6643979, 13287958, 33219895, 66439790]

約数ペア:

[(1, 66439790), (2, 33219895), (5, 13287958), (10, 6643979), (37, 1795670), (74, 897835), (79, 841010), (158, 420505), (185, 359134), (370, 179567), (395, 168202), (790, 84101), (2273, 29230), (2923, 22730), (4546, 14615), (5846, 11365)]