131126210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2087}}^1$

素因数の和:2258

約数の個数: 32

約数和(自身を含む): 242341632

約数和(自身を除く): 111215422

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 1030, 2087, 4174, 6283, 10435, 12566, 20870, 31415, 62830, 127307, 214961, 254614, 429922, 636535, 1074805, 1273070, 2149610, 13112621, 26225242, 65563105, 131126210]

約数ペア:

[(1, 131126210), (2, 65563105), (5, 26225242), (10, 13112621), (61, 2149610), (103, 1273070), (122, 1074805), (206, 636535), (305, 429922), (515, 254614), (610, 214961), (1030, 127307), (2087, 62830), (4174, 31415), (6283, 20870), (10435, 12566)]