31865510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 59787072

約数和(自身を除く): 27921562

約数列:

[1, 2, 5, 10, 37, 71, 74, 142, 185, 355, 370, 710, 1213, 2426, 2627, 5254, 6065, 12130, 13135, 26270, 44881, 86123, 89762, 172246, 224405, 430615, 448810, 861230, 3186551, 6373102, 15932755, 31865510]

約数ペア:

[(1, 31865510), (2, 15932755), (5, 6373102), (10, 3186551), (37, 861230), (71, 448810), (74, 430615), (142, 224405), (185, 172246), (355, 89762), (370, 86123), (710, 44881), (1213, 26270), (2426, 13135), (2627, 12130), (5254, 6065)]