28702979584

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{21227}}^1$

素因数の和:21403

約数の個数: 80

約数和(自身を含む): 60805483200

約数和(自身を除く): 32102503616

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 139, 152, 256, 278, 304, 512, 556, 608, 1112, 1216, 2224, 2432, 2641, 4448, 4864, 5282, 8896, 9728, 10564, 17792, 21128, 21227, 35584, 42256, 42454, 71168, 84512, 84908, 169024, 169816, 338048, 339632, 403313, 676096, 679264, 806626, 1352192, 1358528, 1613252, 2717056, 2950553, 3226504, 5434112, 5901106, 6453008, 10868224, 11802212, 12906016, 23604424, 25812032, 47208848, 51624064, 56060507, 94417696, 103248128, 112121014, 188835392, 206496256, 224242028, 377670784, 448484056, 755341568, 896968112, 1510683136, 1793936224, 3587872448, 7175744896, 14351489792, 28702979584]

約数ペア:

[(1, 28702979584), (2, 14351489792), (4, 7175744896), (8, 3587872448), (16, 1793936224), (19, 1510683136), (32, 896968112), (38, 755341568), (64, 448484056), (76, 377670784), (128, 224242028), (139, 206496256), (152, 188835392), (256, 112121014), (278, 103248128), (304, 94417696), (512, 56060507), (556, 51624064), (608, 47208848), (1112, 25812032), (1216, 23604424), (2224, 12906016), (2432, 11802212), (2641, 10868224), (4448, 6453008), (4864, 5901106), (5282, 5434112), (8896, 3226504), (9728, 2950553), (10564, 2717056), (17792, 1613252), (21128, 1358528), (21227, 1352192), (35584, 806626), (42256, 679264), (42454, 676096), (71168, 403313), (84512, 339632), (84908, 338048), (169024, 169816)]