71383040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{6971}}^1$

素因数の和:6998

約数の個数: 48

約数和(自身を含む): 171302040

約数和(自身を除く): 99919000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 6971, 10240, 13942, 27884, 34855, 55768, 69710, 111536, 139420, 223072, 278840, 446144, 557680, 892288, 1115360, 1784576, 2230720, 3569152, 4461440, 7138304, 8922880, 14276608, 17845760, 35691520, 71383040]

約数ペア:

[(1, 71383040), (2, 35691520), (4, 17845760), (5, 14276608), (8, 8922880), (10, 7138304), (16, 4461440), (20, 3569152), (32, 2230720), (40, 1784576), (64, 1115360), (80, 892288), (128, 557680), (160, 446144), (256, 278840), (320, 223072), (512, 139420), (640, 111536), (1024, 69710), (1280, 55768), (2048, 34855), (2560, 27884), (5120, 13942), (6971, 10240)]