82485760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4603}}^1$

素因数の和:4633

約数の個数: 80

約数和(自身を含む): 226074816

約数和(自身を除く): 143589056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 4603, 8960, 9206, 17920, 18412, 23015, 32221, 36824, 46030, 64442, 73648, 92060, 128884, 147296, 161105, 184120, 257768, 294592, 322210, 368240, 515536, 589184, 644420, 736480, 1031072, 1178368, 1288840, 1472960, 2062144, 2356736, 2577680, 2945920, 4124288, 5155360, 5891840, 8248576, 10310720, 11783680, 16497152, 20621440, 41242880, 82485760]

約数ペア:

[(1, 82485760), (2, 41242880), (4, 20621440), (5, 16497152), (7, 11783680), (8, 10310720), (10, 8248576), (14, 5891840), (16, 5155360), (20, 4124288), (28, 2945920), (32, 2577680), (35, 2356736), (40, 2062144), (56, 1472960), (64, 1288840), (70, 1178368), (80, 1031072), (112, 736480), (128, 644420), (140, 589184), (160, 515536), (224, 368240), (256, 322210), (280, 294592), (320, 257768), (448, 184120), (512, 161105), (560, 147296), (640, 128884), (896, 92060), (1120, 73648), (1280, 64442), (1792, 46030), (2240, 36824), (2560, 32221), (3584, 23015), (4480, 18412), (4603, 17920), (8960, 9206)]