54981825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 99636480

約数和(自身を除く): 44654655

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 1275, 1479, 1487, 2175, 2465, 4461, 7395, 7435, 12325, 22305, 25279, 36975, 37175, 43123, 75837, 111525, 126395, 129369, 215615, 379185, 631975, 646845, 733091, 1078075, 1895925, 2199273, 3234225, 3665455, 10996365, 18327275, 54981825]

約数ペア:

[(1, 54981825), (3, 18327275), (5, 10996365), (15, 3665455), (17, 3234225), (25, 2199273), (29, 1895925), (51, 1078075), (75, 733091), (85, 646845), (87, 631975), (145, 379185), (255, 215615), (425, 129369), (435, 126395), (493, 111525), (725, 75837), (1275, 43123), (1479, 37175), (1487, 36975), (2175, 25279), (2465, 22305), (4461, 12325), (7395, 7435)]