66834440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{15329}}^1$

素因数の和:15449

約数の個数: 32

約数和(自身を含む): 151767000

約数和(自身を除く): 84932560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 15329, 30658, 61316, 76645, 122632, 153290, 306580, 613160, 1670861, 3341722, 6683444, 8354305, 13366888, 16708610, 33417220, 66834440]

約数ペア:

[(1, 66834440), (2, 33417220), (4, 16708610), (5, 13366888), (8, 8354305), (10, 6683444), (20, 3341722), (40, 1670861), (109, 613160), (218, 306580), (436, 153290), (545, 122632), (872, 76645), (1090, 61316), (2180, 30658), (4360, 15329)]