26045960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 63201600

約数和(自身を除く): 37155640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 797, 817, 860, 1594, 1634, 1720, 3188, 3268, 3985, 4085, 6376, 6536, 7970, 8170, 15143, 15940, 16340, 30286, 31880, 32680, 34271, 60572, 68542, 75715, 121144, 137084, 151430, 171355, 274168, 302860, 342710, 605720, 651149, 685420, 1302298, 1370840, 2604596, 3255745, 5209192, 6511490, 13022980, 26045960]

約数ペア:

[(1, 26045960), (2, 13022980), (4, 6511490), (5, 5209192), (8, 3255745), (10, 2604596), (19, 1370840), (20, 1302298), (38, 685420), (40, 651149), (43, 605720), (76, 342710), (86, 302860), (95, 274168), (152, 171355), (172, 151430), (190, 137084), (215, 121144), (344, 75715), (380, 68542), (430, 60572), (760, 34271), (797, 32680), (817, 31880), (860, 30286), (1594, 16340), (1634, 15940), (1720, 15143), (3188, 8170), (3268, 7970), (3985, 6536), (4085, 6376)]