85811320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2237}}^1$

素因数の和:2392

約数の個数: 64

約数和(自身を含む): 222367680

約数和(自身を除く): 136556360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1918, 2237, 2740, 3836, 4474, 4795, 5480, 7672, 8948, 9590, 11185, 15659, 17896, 19180, 22370, 31318, 38360, 44740, 62636, 78295, 89480, 125272, 156590, 306469, 313180, 612938, 626360, 1225876, 1532345, 2145283, 2451752, 3064690, 4290566, 6129380, 8581132, 10726415, 12258760, 17162264, 21452830, 42905660, 85811320]

約数ペア:

[(1, 85811320), (2, 42905660), (4, 21452830), (5, 17162264), (7, 12258760), (8, 10726415), (10, 8581132), (14, 6129380), (20, 4290566), (28, 3064690), (35, 2451752), (40, 2145283), (56, 1532345), (70, 1225876), (137, 626360), (140, 612938), (274, 313180), (280, 306469), (548, 156590), (685, 125272), (959, 89480), (1096, 78295), (1370, 62636), (1918, 44740), (2237, 38360), (2740, 31318), (3836, 22370), (4474, 19180), (4795, 17896), (5480, 15659), (7672, 11185), (8948, 9590)]