129541120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{25301}}^1$

素因数の和:25326

約数の個数: 44

約数和(自身を含む): 310759164

約数和(自身を除く): 181218044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 25301, 50602, 101204, 126505, 202408, 253010, 404816, 506020, 809632, 1012040, 1619264, 2024080, 3238528, 4048160, 6477056, 8096320, 12954112, 16192640, 25908224, 32385280, 64770560, 129541120]

約数ペア:

[(1, 129541120), (2, 64770560), (4, 32385280), (5, 25908224), (8, 16192640), (10, 12954112), (16, 8096320), (20, 6477056), (32, 4048160), (40, 3238528), (64, 2024080), (80, 1619264), (128, 1012040), (160, 809632), (256, 506020), (320, 404816), (512, 253010), (640, 202408), (1024, 126505), (1280, 101204), (2560, 50602), (5120, 25301)]