71666896

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 169703424

約数和(自身を除く): 98036528

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 172, 184, 301, 322, 344, 368, 602, 644, 647, 688, 989, 1204, 1288, 1294, 1978, 2408, 2576, 2588, 3956, 4529, 4816, 5176, 6923, 7912, 9058, 10352, 13846, 14881, 15824, 18116, 27692, 27821, 29762, 36232, 55384, 55642, 59524, 72464, 104167, 110768, 111284, 119048, 194747, 208334, 222568, 238096, 389494, 416668, 445136, 639883, 778988, 833336, 1279766, 1557976, 1666672, 2559532, 3115952, 4479181, 5119064, 8958362, 10238128, 17916724, 35833448, 71666896]

約数ペア:

[(1, 71666896), (2, 35833448), (4, 17916724), (7, 10238128), (8, 8958362), (14, 5119064), (16, 4479181), (23, 3115952), (28, 2559532), (43, 1666672), (46, 1557976), (56, 1279766), (86, 833336), (92, 778988), (112, 639883), (161, 445136), (172, 416668), (184, 389494), (301, 238096), (322, 222568), (344, 208334), (368, 194747), (602, 119048), (644, 111284), (647, 110768), (688, 104167), (989, 72464), (1204, 59524), (1288, 55642), (1294, 55384), (1978, 36232), (2408, 29762), (2576, 27821), (2588, 27692), (3956, 18116), (4529, 15824), (4816, 14881), (5176, 13846), (6923, 10352), (7912, 9058)]