90798080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{8867}}^1$

素因数の和:8894

約数の個数: 48

約数和(自身を含む): 217886760

約数和(自身を除く): 127088680

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, 8867, 10240, 17734, 35468, 44335, 70936, 88670, 141872, 177340, 283744, 354680, 567488, 709360, 1134976, 1418720, 2269952, 2837440, 4539904, 5674880, 9079808, 11349760, 18159616, 22699520, 45399040, 90798080]

約数ペア:

[(1, 90798080), (2, 45399040), (4, 22699520), (5, 18159616), (8, 11349760), (10, 9079808), (16, 5674880), (20, 4539904), (32, 2837440), (40, 2269952), (64, 1418720), (80, 1134976), (128, 709360), (160, 567488), (256, 354680), (320, 283744), (512, 177340), (640, 141872), (1024, 88670), (1280, 70936), (2048, 44335), (2560, 35468), (5120, 17734), (8867, 10240)]