78975248

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 90

約数和(自身を含む): 179078382

約数和(自身を除く): 100103134

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 113, 121, 152, 176, 209, 226, 242, 304, 361, 418, 452, 484, 722, 836, 904, 968, 1243, 1444, 1672, 1808, 1936, 2147, 2299, 2486, 2888, 3344, 3971, 4294, 4598, 4972, 5776, 7942, 8588, 9196, 9944, 13673, 15884, 17176, 18392, 19888, 23617, 27346, 31768, 34352, 36784, 40793, 43681, 47234, 54692, 63536, 81586, 87362, 94468, 109384, 163172, 174724, 188936, 218768, 259787, 326344, 349448, 377872, 448723, 519574, 652688, 698896, 897446, 1039148, 1794892, 2078296, 3589784, 4156592, 4935953, 7179568, 9871906, 19743812, 39487624, 78975248]

約数ペア:

[(1, 78975248), (2, 39487624), (4, 19743812), (8, 9871906), (11, 7179568), (16, 4935953), (19, 4156592), (22, 3589784), (38, 2078296), (44, 1794892), (76, 1039148), (88, 897446), (113, 698896), (121, 652688), (152, 519574), (176, 448723), (209, 377872), (226, 349448), (242, 326344), (304, 259787), (361, 218768), (418, 188936), (452, 174724), (484, 163172), (722, 109384), (836, 94468), (904, 87362), (968, 81586), (1243, 63536), (1444, 54692), (1672, 47234), (1808, 43681), (1936, 40793), (2147, 36784), (2299, 34352), (2486, 31768), (2888, 27346), (3344, 23617), (3971, 19888), (4294, 18392), (4598, 17176), (4972, 15884), (5776, 13673), (7942, 9944), (8588, 9196)]