66829744

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 132982560

約数和(自身を除く): 66152816

約数列:

[1, 2, 4, 8, 16, 71, 89, 142, 178, 284, 356, 568, 661, 712, 1136, 1322, 1424, 2644, 5288, 6319, 10576, 12638, 25276, 46931, 50552, 58829, 93862, 101104, 117658, 187724, 235316, 375448, 470632, 750896, 941264, 4176859, 8353718, 16707436, 33414872, 66829744]

約数ペア:

[(1, 66829744), (2, 33414872), (4, 16707436), (8, 8353718), (16, 4176859), (71, 941264), (89, 750896), (142, 470632), (178, 375448), (284, 235316), (356, 187724), (568, 117658), (661, 101104), (712, 93862), (1136, 58829), (1322, 50552), (1424, 46931), (2644, 25276), (5288, 12638), (6319, 10576)]