81067832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 171396000

約数和(自身を除く): 90328168

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 137, 152, 229, 274, 323, 458, 548, 646, 916, 1096, 1292, 1832, 2329, 2584, 2603, 3893, 4351, 4658, 5206, 7786, 8702, 9316, 10412, 15572, 17404, 18632, 20824, 31144, 31373, 34808, 44251, 62746, 73967, 88502, 125492, 147934, 177004, 250984, 295868, 354008, 533341, 591736, 596087, 1066682, 1192174, 2133364, 2384348, 4266728, 4768696, 10133479, 20266958, 40533916, 81067832]

約数ペア:

[(1, 81067832), (2, 40533916), (4, 20266958), (8, 10133479), (17, 4768696), (19, 4266728), (34, 2384348), (38, 2133364), (68, 1192174), (76, 1066682), (136, 596087), (137, 591736), (152, 533341), (229, 354008), (274, 295868), (323, 250984), (458, 177004), (548, 147934), (646, 125492), (916, 88502), (1096, 73967), (1292, 62746), (1832, 44251), (2329, 34808), (2584, 31373), (2603, 31144), (3893, 20824), (4351, 18632), (4658, 17404), (5206, 15572), (7786, 10412), (8702, 9316)]