680908888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2383}}^1$

素因数の和:2608

約数の個数: 64

約数和(自身を含む): 1483038720

約数和(自身を除く): 802129832

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 191, 374, 382, 748, 764, 1496, 1528, 2101, 2383, 3247, 4202, 4766, 6494, 8404, 9532, 12988, 16808, 19064, 25976, 26213, 35717, 40511, 52426, 71434, 81022, 104852, 142868, 162044, 209704, 285736, 324088, 445621, 455153, 891242, 910306, 1782484, 1820612, 3564968, 3641224, 5006683, 7737601, 10013366, 15475202, 20026732, 30950404, 40053464, 61900808, 85113611, 170227222, 340454444, 680908888]

約数ペア:

[(1, 680908888), (2, 340454444), (4, 170227222), (8, 85113611), (11, 61900808), (17, 40053464), (22, 30950404), (34, 20026732), (44, 15475202), (68, 10013366), (88, 7737601), (136, 5006683), (187, 3641224), (191, 3564968), (374, 1820612), (382, 1782484), (748, 910306), (764, 891242), (1496, 455153), (1528, 445621), (2101, 324088), (2383, 285736), (3247, 209704), (4202, 162044), (4766, 142868), (6494, 104852), (8404, 81022), (9532, 71434), (12988, 52426), (16808, 40511), (19064, 35717), (25976, 26213)]