18301400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7039}}^1$

素因数の和:7068

約数の個数: 48

約数和(自身を含む): 45830400

約数和(自身を除く): 27529000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 7039, 14078, 28156, 35195, 56312, 70390, 91507, 140780, 175975, 183014, 281560, 351950, 366028, 457535, 703900, 732056, 915070, 1407800, 1830140, 2287675, 3660280, 4575350, 9150700, 18301400]

約数ペア:

[(1, 18301400), (2, 9150700), (4, 4575350), (5, 3660280), (8, 2287675), (10, 1830140), (13, 1407800), (20, 915070), (25, 732056), (26, 703900), (40, 457535), (50, 366028), (52, 351950), (65, 281560), (100, 183014), (104, 175975), (130, 140780), (200, 91507), (260, 70390), (325, 56312), (520, 35195), (650, 28156), (1300, 14078), (2600, 7039)]