80857716

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 194040000

約数和(自身を除く): 113182284

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 349, 449, 516, 698, 898, 1047, 1347, 1396, 1796, 2094, 2694, 4188, 5388, 15007, 19307, 30014, 38614, 45021, 57921, 60028, 77228, 90042, 115842, 156701, 180084, 231684, 313402, 470103, 626804, 940206, 1880412, 6738143, 13476286, 20214429, 26952572, 40428858, 80857716]

約数ペア:

[(1, 80857716), (2, 40428858), (3, 26952572), (4, 20214429), (6, 13476286), (12, 6738143), (43, 1880412), (86, 940206), (129, 626804), (172, 470103), (258, 313402), (349, 231684), (449, 180084), (516, 156701), (698, 115842), (898, 90042), (1047, 77228), (1347, 60028), (1396, 57921), (1796, 45021), (2094, 38614), (2694, 30014), (4188, 19307), (5388, 15007)]