201725768

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{809}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 384912000

約数和(自身を除く): 183186232

約数列:

[1, 2, 4, 8, 71, 142, 284, 439, 568, 809, 878, 1618, 1756, 3236, 3512, 6472, 31169, 57439, 62338, 114878, 124676, 229756, 249352, 355151, 459512, 710302, 1420604, 2841208, 25215721, 50431442, 100862884, 201725768]

約数ペア:

[(1, 201725768), (2, 100862884), (4, 50431442), (8, 25215721), (71, 2841208), (142, 1420604), (284, 710302), (439, 459512), (568, 355151), (809, 249352), (878, 229756), (1618, 124676), (1756, 114878), (3236, 62338), (3512, 57439), (6472, 31169)]