63921920

素因数分解:

$2^8\times 5^1\times {\mathrm{49939}}^1$

素因数の和:49960

約数の個数: 36

約数和(自身を含む): 153116040

約数和(自身を除く): 89194120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 49939, 99878, 199756, 249695, 399512, 499390, 799024, 998780, 1598048, 1997560, 3196096, 3995120, 6392192, 7990240, 12784384, 15980480, 31960960, 63921920]

約数ペア:

[(1, 63921920), (2, 31960960), (4, 15980480), (5, 12784384), (8, 7990240), (10, 6392192), (16, 3995120), (20, 3196096), (32, 1997560), (40, 1598048), (64, 998780), (80, 799024), (128, 499390), (160, 399512), (256, 249695), (320, 199756), (640, 99878), (1280, 49939)]