42507530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4139}}^1$

素因数の和:4238

約数の個数: 32

約数和(自身を含む): 83462400

約数和(自身を除く): 40954870

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 4139, 5135, 8278, 10270, 20695, 41390, 53807, 107614, 269035, 326981, 538070, 653962, 1634905, 3269810, 4250753, 8501506, 21253765, 42507530]

約数ペア:

[(1, 42507530), (2, 21253765), (5, 8501506), (10, 4250753), (13, 3269810), (26, 1634905), (65, 653962), (79, 538070), (130, 326981), (158, 269035), (395, 107614), (790, 53807), (1027, 41390), (2054, 20695), (4139, 10270), (5135, 8278)]