267800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 677040

約数和(自身を除く): 409240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 103, 104, 130, 200, 206, 260, 325, 412, 515, 520, 650, 824, 1030, 1300, 1339, 2060, 2575, 2600, 2678, 4120, 5150, 5356, 6695, 10300, 10712, 13390, 20600, 26780, 33475, 53560, 66950, 133900, 267800]

約数ペア:

[(1, 267800), (2, 133900), (4, 66950), (5, 53560), (8, 33475), (10, 26780), (13, 20600), (20, 13390), (25, 10712), (26, 10300), (40, 6695), (50, 5356), (52, 5150), (65, 4120), (100, 2678), (103, 2600), (104, 2575), (130, 2060), (200, 1339), (206, 1300), (260, 1030), (325, 824), (412, 650), (515, 520)]