38755040

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 72

約数和(自身を含む): 94453128

約数和(自身を除く): 55698088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 131, 160, 172, 215, 262, 344, 430, 524, 655, 688, 860, 1048, 1310, 1376, 1720, 1849, 2096, 2620, 3440, 3698, 4192, 5240, 5633, 6880, 7396, 9245, 10480, 11266, 14792, 18490, 20960, 22532, 28165, 29584, 36980, 45064, 56330, 59168, 73960, 90128, 112660, 147920, 180256, 225320, 242219, 295840, 450640, 484438, 901280, 968876, 1211095, 1937752, 2422190, 3875504, 4844380, 7751008, 9688760, 19377520, 38755040]

約数ペア:

[(1, 38755040), (2, 19377520), (4, 9688760), (5, 7751008), (8, 4844380), (10, 3875504), (16, 2422190), (20, 1937752), (32, 1211095), (40, 968876), (43, 901280), (80, 484438), (86, 450640), (131, 295840), (160, 242219), (172, 225320), (215, 180256), (262, 147920), (344, 112660), (430, 90128), (524, 73960), (655, 59168), (688, 56330), (860, 45064), (1048, 36980), (1310, 29584), (1376, 28165), (1720, 22532), (1849, 20960), (2096, 18490), (2620, 14792), (3440, 11266), (3698, 10480), (4192, 9245), (5240, 7396), (5633, 6880)]