87039380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2027}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 194201280

約数和(自身を除く): 107161900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2027, 2147, 2260, 4054, 4294, 8108, 8588, 10135, 10735, 20270, 21470, 38513, 40540, 42940, 77026, 154052, 192565, 229051, 385130, 458102, 770260, 916204, 1145255, 2290510, 4351969, 4581020, 8703938, 17407876, 21759845, 43519690, 87039380]

約数ペア:

[(1, 87039380), (2, 43519690), (4, 21759845), (5, 17407876), (10, 8703938), (19, 4581020), (20, 4351969), (38, 2290510), (76, 1145255), (95, 916204), (113, 770260), (190, 458102), (226, 385130), (380, 229051), (452, 192565), (565, 154052), (1130, 77026), (2027, 42940), (2147, 40540), (2260, 38513), (4054, 21470), (4294, 20270), (8108, 10735), (8588, 10135)]