78906316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 155282400

約数和(自身を除く): 76376084

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 157, 314, 323, 389, 628, 646, 778, 1292, 1556, 2669, 2983, 5338, 5966, 6613, 7391, 10676, 11932, 13226, 14782, 26452, 29564, 50711, 61073, 101422, 122146, 125647, 202844, 244292, 251294, 502588, 1038241, 1160387, 2076482, 2320774, 4152964, 4641548, 19726579, 39453158, 78906316]

約数ペア:

[(1, 78906316), (2, 39453158), (4, 19726579), (17, 4641548), (19, 4152964), (34, 2320774), (38, 2076482), (68, 1160387), (76, 1038241), (157, 502588), (314, 251294), (323, 244292), (389, 202844), (628, 125647), (646, 122146), (778, 101422), (1292, 61073), (1556, 50711), (2669, 29564), (2983, 26452), (5338, 14782), (5966, 13226), (6613, 11932), (7391, 10676)]