257995772830

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1583}}^1\times {\mathrm{81899}}^1$

素因数の和:83688

約数の個数: 32

約数和(自身を含む): 467026560000

約数和(自身を除く): 209030787170

約数列:

[1, 2, 5, 10, 199, 398, 995, 1583, 1990, 3166, 7915, 15830, 81899, 163798, 315017, 409495, 630034, 818990, 1575085, 3150170, 16297901, 32595802, 81489505, 129646117, 162979010, 259292234, 648230585, 1296461170, 25799577283, 51599154566, 128997886415, 257995772830]

約数ペア:

[(1, 257995772830), (2, 128997886415), (5, 51599154566), (10, 25799577283), (199, 1296461170), (398, 648230585), (995, 259292234), (1583, 162979010), (1990, 129646117), (3166, 81489505), (7915, 32595802), (15830, 16297901), (81899, 3150170), (163798, 1575085), (315017, 818990), (409495, 630034)]