68742760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3119}}^1$

素因数の和:3178

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 99737240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 3119, 4408, 5510, 6238, 11020, 12476, 15595, 22040, 24952, 31190, 59261, 62380, 90451, 118522, 124760, 180902, 237044, 296305, 361804, 452255, 474088, 592610, 723608, 904510, 1185220, 1718569, 1809020, 2370440, 3437138, 3618040, 6874276, 8592845, 13748552, 17185690, 34371380, 68742760]

約数ペア:

[(1, 68742760), (2, 34371380), (4, 17185690), (5, 13748552), (8, 8592845), (10, 6874276), (19, 3618040), (20, 3437138), (29, 2370440), (38, 1809020), (40, 1718569), (58, 1185220), (76, 904510), (95, 723608), (116, 592610), (145, 474088), (152, 452255), (190, 361804), (232, 296305), (290, 237044), (380, 180902), (551, 124760), (580, 118522), (760, 90451), (1102, 62380), (1160, 59261), (2204, 31190), (2755, 24952), (3119, 22040), (4408, 15595), (5510, 12476), (6238, 11020)]