68500072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 144633600

約数和(自身を除く): 76133528

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 61, 68, 92, 122, 136, 184, 244, 359, 391, 488, 718, 782, 1037, 1403, 1436, 1564, 2074, 2806, 2872, 3128, 4148, 5612, 6103, 8257, 8296, 11224, 12206, 16514, 21899, 23851, 24412, 33028, 43798, 47702, 48824, 66056, 87596, 95404, 140369, 175192, 190808, 280738, 372283, 503677, 561476, 744566, 1007354, 1122952, 1489132, 2014708, 2978264, 4029416, 8562509, 17125018, 34250036, 68500072]

約数ペア:

[(1, 68500072), (2, 34250036), (4, 17125018), (8, 8562509), (17, 4029416), (23, 2978264), (34, 2014708), (46, 1489132), (61, 1122952), (68, 1007354), (92, 744566), (122, 561476), (136, 503677), (184, 372283), (244, 280738), (359, 190808), (391, 175192), (488, 140369), (718, 95404), (782, 87596), (1037, 66056), (1403, 48824), (1436, 47702), (1564, 43798), (2074, 33028), (2806, 24412), (2872, 23851), (3128, 21899), (4148, 16514), (5612, 12206), (6103, 11224), (8257, 8296)]