54970040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 76357960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 479, 604, 755, 760, 958, 1208, 1510, 1916, 2395, 2869, 3020, 3832, 4790, 5738, 6040, 9101, 9580, 11476, 14345, 18202, 19160, 22952, 28690, 36404, 45505, 57380, 72329, 72808, 91010, 114760, 144658, 182020, 289316, 361645, 364040, 578632, 723290, 1374251, 1446580, 2748502, 2893160, 5497004, 6871255, 10994008, 13742510, 27485020, 54970040]

約数ペア:

[(1, 54970040), (2, 27485020), (4, 13742510), (5, 10994008), (8, 6871255), (10, 5497004), (19, 2893160), (20, 2748502), (38, 1446580), (40, 1374251), (76, 723290), (95, 578632), (151, 364040), (152, 361645), (190, 289316), (302, 182020), (380, 144658), (479, 114760), (604, 91010), (755, 72808), (760, 72329), (958, 57380), (1208, 45505), (1510, 36404), (1916, 28690), (2395, 22952), (2869, 19160), (3020, 18202), (3832, 14345), (4790, 11476), (5738, 9580), (6040, 9101)]