206789350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2137

約数の個数: 48

約数和(自身を含む): 408790800

約数和(自身を除く): 202001450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 109, 190, 218, 475, 545, 950, 1090, 1997, 2071, 2725, 3994, 4142, 5450, 9985, 10355, 19970, 20710, 37943, 49925, 51775, 75886, 99850, 103550, 189715, 217673, 379430, 435346, 948575, 1088365, 1897150, 2176730, 4135787, 5441825, 8271574, 10883650, 20678935, 41357870, 103394675, 206789350]

約数ペア:

[(1, 206789350), (2, 103394675), (5, 41357870), (10, 20678935), (19, 10883650), (25, 8271574), (38, 5441825), (50, 4135787), (95, 2176730), (109, 1897150), (190, 1088365), (218, 948575), (475, 435346), (545, 379430), (950, 217673), (1090, 189715), (1997, 103550), (2071, 99850), (2725, 75886), (3994, 51775), (4142, 49925), (5450, 37943), (9985, 20710), (10355, 19970)]