31365550520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1\times {\mathrm{17977}}^1$

素因数の和:18864

約数の個数: 64

約数和(自身を含む): 71995417920

約数和(自身を除く): 40629867400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 823, 1060, 1646, 2120, 3292, 4115, 6584, 8230, 16460, 17977, 32920, 35954, 43619, 71908, 87238, 89885, 143816, 174476, 179770, 218095, 348952, 359540, 436190, 719080, 872380, 952781, 1744760, 1905562, 3811124, 4763905, 7622248, 9527810, 14795071, 19055620, 29590142, 38111240, 59180284, 73975355, 118360568, 147950710, 295901420, 591802840, 784138763, 1568277526, 3136555052, 3920693815, 6273110104, 7841387630, 15682775260, 31365550520]

約数ペア:

[(1, 31365550520), (2, 15682775260), (4, 7841387630), (5, 6273110104), (8, 3920693815), (10, 3136555052), (20, 1568277526), (40, 784138763), (53, 591802840), (106, 295901420), (212, 147950710), (265, 118360568), (424, 73975355), (530, 59180284), (823, 38111240), (1060, 29590142), (1646, 19055620), (2120, 14795071), (3292, 9527810), (4115, 7622248), (6584, 4763905), (8230, 3811124), (16460, 1905562), (17977, 1744760), (32920, 952781), (35954, 872380), (43619, 719080), (71908, 436190), (87238, 359540), (89885, 348952), (143816, 218095), (174476, 179770)]