520068900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{133351}}^1$

素因数の和:133381

約数の個数: 72

約数和(自身を含む): 1620493504

約数和(自身を除く): 1100424604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 133351, 266702, 400053, 533404, 666755, 800106, 1333510, 1600212, 1733563, 2000265, 2667020, 3333775, 3467126, 4000530, 5200689, 6667550, 6934252, 8001060, 8667815, 10001325, 10401378, 13335100, 17335630, 20002650, 20802756, 26003445, 34671260, 40005300, 43339075, 52006890, 86678150, 104013780, 130017225, 173356300, 260034450, 520068900]

約数ペア:

[(1, 520068900), (2, 260034450), (3, 173356300), (4, 130017225), (5, 104013780), (6, 86678150), (10, 52006890), (12, 43339075), (13, 40005300), (15, 34671260), (20, 26003445), (25, 20802756), (26, 20002650), (30, 17335630), (39, 13335100), (50, 10401378), (52, 10001325), (60, 8667815), (65, 8001060), (75, 6934252), (78, 6667550), (100, 5200689), (130, 4000530), (150, 3467126), (156, 3333775), (195, 2667020), (260, 2000265), (300, 1733563), (325, 1600212), (390, 1333510), (650, 800106), (780, 666755), (975, 533404), (1300, 400053), (1950, 266702), (3900, 133351)]