1265742790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{20849}}^1$

素因数の和:21336

約数の個数: 32

約数和(自身を含む): 2458965600

約数和(自身を除く): 1193222810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 467, 934, 2335, 4670, 6071, 12142, 20849, 30355, 41698, 60710, 104245, 208490, 271037, 542074, 1355185, 2710370, 9736483, 19472966, 48682415, 97364830, 126574279, 253148558, 632871395, 1265742790]

約数ペア:

[(1, 1265742790), (2, 632871395), (5, 253148558), (10, 126574279), (13, 97364830), (26, 48682415), (65, 19472966), (130, 9736483), (467, 2710370), (934, 1355185), (2335, 542074), (4670, 271037), (6071, 208490), (12142, 104245), (20849, 60710), (30355, 41698)]