8661900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2251

約数の個数: 72

約数和(自身を含む): 27001744

約数和(自身を除く): 18339844

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, 2221, 3900, 4442, 6663, 8884, 11105, 13326, 22210, 26652, 28873, 33315, 44420, 55525, 57746, 66630, 86619, 111050, 115492, 133260, 144365, 166575, 173238, 222100, 288730, 333150, 346476, 433095, 577460, 666300, 721825, 866190, 1443650, 1732380, 2165475, 2887300, 4330950, 8661900]

約数ペア:

[(1, 8661900), (2, 4330950), (3, 2887300), (4, 2165475), (5, 1732380), (6, 1443650), (10, 866190), (12, 721825), (13, 666300), (15, 577460), (20, 433095), (25, 346476), (26, 333150), (30, 288730), (39, 222100), (50, 173238), (52, 166575), (60, 144365), (65, 133260), (75, 115492), (78, 111050), (100, 86619), (130, 66630), (150, 57746), (156, 55525), (195, 44420), (260, 33315), (300, 28873), (325, 26652), (390, 22210), (650, 13326), (780, 11105), (975, 8884), (1300, 6663), (1950, 4442), (2221, 3900)]