31578170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1010

約数の個数: 32

約数和(自身を含む): 61462800

約数和(自身を除く): 29884630

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 449, 541, 898, 1082, 2245, 2705, 4490, 5410, 5837, 7033, 11674, 14066, 29185, 35165, 58370, 70330, 242909, 485818, 1214545, 2429090, 3157817, 6315634, 15789085, 31578170]

約数ペア:

[(1, 31578170), (2, 15789085), (5, 6315634), (10, 3157817), (13, 2429090), (26, 1214545), (65, 485818), (130, 242909), (449, 70330), (541, 58370), (898, 35165), (1082, 29185), (2245, 14066), (2705, 11674), (4490, 7033), (5410, 5837)]