25558864

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 50889600

約数和(自身を除く): 25330736

約数列:

[1, 2, 4, 8, 16, 71, 142, 149, 151, 284, 298, 302, 568, 596, 604, 1136, 1192, 1208, 2384, 2416, 10579, 10721, 21158, 21442, 22499, 42316, 42884, 44998, 84632, 85768, 89996, 169264, 171536, 179992, 359984, 1597429, 3194858, 6389716, 12779432, 25558864]

約数ペア:

[(1, 25558864), (2, 12779432), (4, 6389716), (8, 3194858), (16, 1597429), (71, 359984), (142, 179992), (149, 171536), (151, 169264), (284, 89996), (298, 85768), (302, 84632), (568, 44998), (596, 42884), (604, 42316), (1136, 22499), (1192, 21442), (1208, 21158), (2384, 10721), (2416, 10579)]