90697568

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 72

約数和(自身を含む): 199958976

約数和(自身を除く): 109261408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 541, 676, 806, 992, 1082, 1352, 1612, 2164, 2704, 3224, 4328, 5239, 5408, 6448, 7033, 8656, 10478, 12896, 14066, 16771, 17312, 20956, 28132, 33542, 41912, 56264, 67084, 83824, 91429, 112528, 134168, 167648, 182858, 218023, 225056, 268336, 365716, 436046, 536672, 731432, 872092, 1462864, 1744184, 2834299, 2925728, 3488368, 5668598, 6976736, 11337196, 22674392, 45348784, 90697568]

約数ペア:

[(1, 90697568), (2, 45348784), (4, 22674392), (8, 11337196), (13, 6976736), (16, 5668598), (26, 3488368), (31, 2925728), (32, 2834299), (52, 1744184), (62, 1462864), (104, 872092), (124, 731432), (169, 536672), (208, 436046), (248, 365716), (338, 268336), (403, 225056), (416, 218023), (496, 182858), (541, 167648), (676, 134168), (806, 112528), (992, 91429), (1082, 83824), (1352, 67084), (1612, 56264), (2164, 41912), (2704, 33542), (3224, 28132), (4328, 20956), (5239, 17312), (5408, 16771), (6448, 14066), (7033, 12896), (8656, 10478)]