26051090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 28380910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 199, 247, 265, 398, 494, 530, 689, 995, 1007, 1235, 1378, 1990, 2014, 2470, 2587, 3445, 3781, 5035, 5174, 6890, 7562, 10070, 10547, 12935, 13091, 18905, 21094, 25870, 26182, 37810, 49153, 52735, 65455, 98306, 105470, 130910, 137111, 200393, 245765, 274222, 400786, 491530, 685555, 1001965, 1371110, 2003930, 2605109, 5210218, 13025545, 26051090]

約数ペア:

[(1, 26051090), (2, 13025545), (5, 5210218), (10, 2605109), (13, 2003930), (19, 1371110), (26, 1001965), (38, 685555), (53, 491530), (65, 400786), (95, 274222), (106, 245765), (130, 200393), (190, 137111), (199, 130910), (247, 105470), (265, 98306), (398, 65455), (494, 52735), (530, 49153), (689, 37810), (995, 26182), (1007, 25870), (1235, 21094), (1378, 18905), (1990, 13091), (2014, 12935), (2470, 10547), (2587, 10070), (3445, 7562), (3781, 6890), (5035, 5174)]