81730912

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 164560032

約数和(自身を除く): 82829120

約数列:

[1, 2, 4, 8, 16, 32, 103, 137, 181, 206, 274, 362, 412, 548, 724, 824, 1096, 1448, 1648, 2192, 2896, 3296, 4384, 5792, 14111, 18643, 24797, 28222, 37286, 49594, 56444, 74572, 99188, 112888, 149144, 198376, 225776, 298288, 396752, 451552, 596576, 793504, 2554091, 5108182, 10216364, 20432728, 40865456, 81730912]

約数ペア:

[(1, 81730912), (2, 40865456), (4, 20432728), (8, 10216364), (16, 5108182), (32, 2554091), (103, 793504), (137, 596576), (181, 451552), (206, 396752), (274, 298288), (362, 225776), (412, 198376), (548, 149144), (724, 112888), (824, 99188), (1096, 74572), (1448, 56444), (1648, 49594), (2192, 37286), (2896, 28222), (3296, 24797), (4384, 18643), (5792, 14111)]