55780004

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 114401280

約数和(自身を除く): 58621276

約数列:

[1, 2, 4, 7, 14, 28, 79, 151, 158, 167, 302, 316, 334, 553, 604, 668, 1057, 1106, 1169, 2114, 2212, 2338, 4228, 4676, 11929, 13193, 23858, 25217, 26386, 47716, 50434, 52772, 83503, 92351, 100868, 167006, 176519, 184702, 334012, 353038, 369404, 706076, 1992143, 3984286, 7968572, 13945001, 27890002, 55780004]

約数ペア:

[(1, 55780004), (2, 27890002), (4, 13945001), (7, 7968572), (14, 3984286), (28, 1992143), (79, 706076), (151, 369404), (158, 353038), (167, 334012), (302, 184702), (316, 176519), (334, 167006), (553, 100868), (604, 92351), (668, 83503), (1057, 52772), (1106, 50434), (1169, 47716), (2114, 26386), (2212, 25217), (2338, 23858), (4228, 13193), (4676, 11929)]