80387892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 224282604

約数和(自身を除く): 143894712

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 73, 78, 117, 146, 156, 169, 181, 219, 234, 292, 338, 362, 438, 468, 507, 543, 657, 676, 724, 876, 949, 1014, 1086, 1314, 1521, 1629, 1898, 2028, 2172, 2353, 2628, 2847, 3042, 3258, 3796, 4706, 5694, 6084, 6516, 7059, 8541, 9412, 11388, 12337, 13213, 14118, 17082, 21177, 24674, 26426, 28236, 30589, 34164, 37011, 39639, 42354, 49348, 52852, 61178, 74022, 79278, 84708, 91767, 111033, 118917, 122356, 148044, 158556, 171769, 183534, 222066, 237834, 275301, 343538, 367068, 444132, 475668, 515307, 550602, 687076, 1030614, 1101204, 1545921, 2061228, 2232997, 3091842, 4465994, 6183684, 6698991, 8931988, 13397982, 20096973, 26795964, 40193946, 80387892]

約数ペア:

[(1, 80387892), (2, 40193946), (3, 26795964), (4, 20096973), (6, 13397982), (9, 8931988), (12, 6698991), (13, 6183684), (18, 4465994), (26, 3091842), (36, 2232997), (39, 2061228), (52, 1545921), (73, 1101204), (78, 1030614), (117, 687076), (146, 550602), (156, 515307), (169, 475668), (181, 444132), (219, 367068), (234, 343538), (292, 275301), (338, 237834), (362, 222066), (438, 183534), (468, 171769), (507, 158556), (543, 148044), (657, 122356), (676, 118917), (724, 111033), (876, 91767), (949, 84708), (1014, 79278), (1086, 74022), (1314, 61178), (1521, 52852), (1629, 49348), (1898, 42354), (2028, 39639), (2172, 37011), (2353, 34164), (2628, 30589), (2847, 28236), (3042, 26426), (3258, 24674), (3796, 21177), (4706, 17082), (5694, 14118), (6084, 13213), (6516, 12337), (7059, 11388), (8541, 9412)]