64263040

素因数分解:

$2^7\times 5^1\times {\mathrm{100411}}^1$

素因数の和:100430

約数の個数: 32

約数和(自身を含む): 153630360

約数和(自身を除く): 89367320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 100411, 200822, 401644, 502055, 803288, 1004110, 1606576, 2008220, 3213152, 4016440, 6426304, 8032880, 12852608, 16065760, 32131520, 64263040]

約数ペア:

[(1, 64263040), (2, 32131520), (4, 16065760), (5, 12852608), (8, 8032880), (10, 6426304), (16, 4016440), (20, 3213152), (32, 2008220), (40, 1606576), (64, 1004110), (80, 803288), (128, 502055), (160, 401644), (320, 200822), (640, 100411)]