31645683760

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{439}}^1\times {\mathrm{2081}}^1$

素因数の和:2966

約数の個数: 80

約数和(自身を含む): 73949641920

約数和(自身を除く): 42303958160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 439, 866, 878, 1732, 1756, 2081, 2165, 2195, 3464, 3512, 4162, 4330, 4390, 6928, 7024, 8324, 8660, 8780, 10405, 16648, 17320, 17560, 20810, 33296, 34640, 35120, 41620, 83240, 166480, 190087, 380174, 760348, 901073, 913559, 950435, 1520696, 1802146, 1827118, 1900870, 3041392, 3604292, 3654236, 3801740, 4505365, 4567795, 7208584, 7308472, 7603480, 9010730, 9135590, 14417168, 14616944, 15206960, 18021460, 18271180, 36042920, 36542360, 72085840, 73084720, 395571047, 791142094, 1582284188, 1977855235, 3164568376, 3955710470, 6329136752, 7911420940, 15822841880, 31645683760]

約数ペア:

[(1, 31645683760), (2, 15822841880), (4, 7911420940), (5, 6329136752), (8, 3955710470), (10, 3164568376), (16, 1977855235), (20, 1582284188), (40, 791142094), (80, 395571047), (433, 73084720), (439, 72085840), (866, 36542360), (878, 36042920), (1732, 18271180), (1756, 18021460), (2081, 15206960), (2165, 14616944), (2195, 14417168), (3464, 9135590), (3512, 9010730), (4162, 7603480), (4330, 7308472), (4390, 7208584), (6928, 4567795), (7024, 4505365), (8324, 3801740), (8660, 3654236), (8780, 3604292), (10405, 3041392), (16648, 1900870), (17320, 1827118), (17560, 1802146), (20810, 1520696), (33296, 950435), (34640, 913559), (35120, 901073), (41620, 760348), (83240, 380174), (166480, 190087)]