130263040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{12721}}^1$

素因数の和:12748

約数の個数: 48

約数和(自身を含む): 312579540

約数和(自身を除く): 182316500

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, 10240, 12721, 25442, 50884, 63605, 101768, 127210, 203536, 254420, 407072, 508840, 814144, 1017680, 1628288, 2035360, 3256576, 4070720, 6513152, 8141440, 13026304, 16282880, 26052608, 32565760, 65131520, 130263040]

約数ペア:

[(1, 130263040), (2, 65131520), (4, 32565760), (5, 26052608), (8, 16282880), (10, 13026304), (16, 8141440), (20, 6513152), (32, 4070720), (40, 3256576), (64, 2035360), (80, 1628288), (128, 1017680), (160, 814144), (256, 508840), (320, 407072), (512, 254420), (640, 203536), (1024, 127210), (1280, 101768), (2048, 63605), (2560, 50884), (5120, 25442), (10240, 12721)]