81826916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 159957504

約数和(自身を除く): 78130588

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 113, 226, 391, 452, 463, 782, 926, 1564, 1852, 1921, 2599, 3842, 5198, 7684, 7871, 10396, 10649, 15742, 21298, 31484, 42596, 44183, 52319, 88366, 104638, 176732, 181033, 209276, 362066, 724132, 889423, 1203337, 1778846, 2406674, 3557692, 4813348, 20456729, 40913458, 81826916]

約数ペア:

[(1, 81826916), (2, 40913458), (4, 20456729), (17, 4813348), (23, 3557692), (34, 2406674), (46, 1778846), (68, 1203337), (92, 889423), (113, 724132), (226, 362066), (391, 209276), (452, 181033), (463, 176732), (782, 104638), (926, 88366), (1564, 52319), (1852, 44183), (1921, 42596), (2599, 31484), (3842, 21298), (5198, 15742), (7684, 10649), (7871, 10396)]