258578264

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1471}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 575139840

約数和(自身を除く): 316561576

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 73, 86, 146, 172, 292, 301, 344, 511, 584, 602, 1022, 1204, 1471, 2044, 2408, 2942, 3139, 4088, 5884, 6278, 10297, 11768, 12556, 20594, 21973, 25112, 41188, 43946, 63253, 82376, 87892, 107383, 126506, 175784, 214766, 253012, 429532, 442771, 506024, 751681, 859064, 885542, 1503362, 1771084, 3006724, 3542168, 4617469, 6013448, 9234938, 18469876, 32322283, 36939752, 64644566, 129289132, 258578264]

約数ペア:

[(1, 258578264), (2, 129289132), (4, 64644566), (7, 36939752), (8, 32322283), (14, 18469876), (28, 9234938), (43, 6013448), (56, 4617469), (73, 3542168), (86, 3006724), (146, 1771084), (172, 1503362), (292, 885542), (301, 859064), (344, 751681), (511, 506024), (584, 442771), (602, 429532), (1022, 253012), (1204, 214766), (1471, 175784), (2044, 126506), (2408, 107383), (2942, 87892), (3139, 82376), (4088, 63253), (5884, 43946), (6278, 41188), (10297, 25112), (11768, 21973), (12556, 20594)]