165546420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212239}}^1$

素因数の和:212264

約数の個数: 48

約数和(自身を含む): 499188480

約数和(自身を除く): 333642060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 212239, 424478, 636717, 848956, 1061195, 1273434, 2122390, 2546868, 2759107, 3183585, 4244780, 5518214, 6367170, 8277321, 11036428, 12734340, 13795535, 16554642, 27591070, 33109284, 41386605, 55182140, 82773210, 165546420]

約数ペア:

[(1, 165546420), (2, 82773210), (3, 55182140), (4, 41386605), (5, 33109284), (6, 27591070), (10, 16554642), (12, 13795535), (13, 12734340), (15, 11036428), (20, 8277321), (26, 6367170), (30, 5518214), (39, 4244780), (52, 3183585), (60, 2759107), (65, 2546868), (78, 2122390), (130, 1273434), (156, 1061195), (195, 848956), (260, 636717), (390, 424478), (780, 212239)]