51678180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5417}}^1$

素因数の和:5485

約数の個数: 72

約数和(自身を含む): 159744312

約数和(自身を除く): 108066132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 5417, 9540, 10834, 16251, 21668, 27085, 32502, 48753, 54170, 65004, 81255, 97506, 108340, 162510, 195012, 243765, 287101, 325020, 487530, 574202, 861303, 975060, 1148404, 1435505, 1722606, 2583909, 2871010, 3445212, 4306515, 5167818, 5742020, 8613030, 10335636, 12919545, 17226060, 25839090, 51678180]

約数ペア:

[(1, 51678180), (2, 25839090), (3, 17226060), (4, 12919545), (5, 10335636), (6, 8613030), (9, 5742020), (10, 5167818), (12, 4306515), (15, 3445212), (18, 2871010), (20, 2583909), (30, 1722606), (36, 1435505), (45, 1148404), (53, 975060), (60, 861303), (90, 574202), (106, 487530), (159, 325020), (180, 287101), (212, 243765), (265, 195012), (318, 162510), (477, 108340), (530, 97506), (636, 81255), (795, 65004), (954, 54170), (1060, 48753), (1590, 32502), (1908, 27085), (2385, 21668), (3180, 16251), (4770, 10834), (5417, 9540)]