65761904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 143365824

約数和(自身を除く): 77603920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 71, 73, 104, 122, 142, 146, 208, 244, 284, 292, 488, 568, 584, 793, 923, 949, 976, 1136, 1168, 1586, 1846, 1898, 3172, 3692, 3796, 4331, 4453, 5183, 6344, 7384, 7592, 8662, 8906, 10366, 12688, 14768, 15184, 17324, 17812, 20732, 34648, 35624, 41464, 56303, 57889, 67379, 69296, 71248, 82928, 112606, 115778, 134758, 225212, 231556, 269516, 316163, 450424, 463112, 539032, 632326, 900848, 926224, 1078064, 1264652, 2529304, 4110119, 5058608, 8220238, 16440476, 32880952, 65761904]

約数ペア:

[(1, 65761904), (2, 32880952), (4, 16440476), (8, 8220238), (13, 5058608), (16, 4110119), (26, 2529304), (52, 1264652), (61, 1078064), (71, 926224), (73, 900848), (104, 632326), (122, 539032), (142, 463112), (146, 450424), (208, 316163), (244, 269516), (284, 231556), (292, 225212), (488, 134758), (568, 115778), (584, 112606), (793, 82928), (923, 71248), (949, 69296), (976, 67379), (1136, 57889), (1168, 56303), (1586, 41464), (1846, 35624), (1898, 34648), (3172, 20732), (3692, 17812), (3796, 17324), (4331, 15184), (4453, 14768), (5183, 12688), (6344, 10366), (7384, 8906), (7592, 8662)]