90419728

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 207843840

約数和(自身を除く): 117424112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 89, 94, 112, 178, 188, 193, 329, 356, 376, 386, 623, 658, 712, 752, 772, 1246, 1316, 1351, 1424, 1544, 2492, 2632, 2702, 3088, 4183, 4984, 5264, 5404, 8366, 9071, 9968, 10808, 16732, 17177, 18142, 21616, 29281, 33464, 34354, 36284, 58562, 63497, 66928, 68708, 72568, 117124, 120239, 126994, 137416, 145136, 234248, 240478, 253988, 274832, 468496, 480956, 507976, 807319, 961912, 1015952, 1614638, 1923824, 3229276, 5651233, 6458552, 11302466, 12917104, 22604932, 45209864, 90419728]

約数ペア:

[(1, 90419728), (2, 45209864), (4, 22604932), (7, 12917104), (8, 11302466), (14, 6458552), (16, 5651233), (28, 3229276), (47, 1923824), (56, 1614638), (89, 1015952), (94, 961912), (112, 807319), (178, 507976), (188, 480956), (193, 468496), (329, 274832), (356, 253988), (376, 240478), (386, 234248), (623, 145136), (658, 137416), (712, 126994), (752, 120239), (772, 117124), (1246, 72568), (1316, 68708), (1351, 66928), (1424, 63497), (1544, 58562), (2492, 36284), (2632, 34354), (2702, 33464), (3088, 29281), (4183, 21616), (4984, 18142), (5264, 17177), (5404, 16732), (8366, 10808), (9071, 9968)]