286996900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{151051}}^1$

素因数の和:151084

約数の個数: 36

約数和(自身を含む): 655565680

約数和(自身を除く): 368568780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 151051, 302102, 604204, 755255, 1510510, 2869969, 3021020, 3776275, 5739938, 7552550, 11479876, 14349845, 15105100, 28699690, 57399380, 71749225, 143498450, 286996900]

約数ペア:

[(1, 286996900), (2, 143498450), (4, 71749225), (5, 57399380), (10, 28699690), (19, 15105100), (20, 14349845), (25, 11479876), (38, 7552550), (50, 5739938), (76, 3776275), (95, 3021020), (100, 2869969), (190, 1510510), (380, 755255), (475, 604204), (950, 302102), (1900, 151051)]