87889716

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{593}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 233513280

約数和(自身を除く): 145623564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 179, 207, 276, 358, 414, 537, 593, 716, 828, 1074, 1186, 1611, 1779, 2148, 2372, 3222, 3558, 4117, 5337, 6444, 7116, 8234, 10674, 12351, 13639, 16468, 21348, 24702, 27278, 37053, 40917, 49404, 54556, 74106, 81834, 106147, 122751, 148212, 163668, 212294, 245502, 318441, 424588, 491004, 636882, 955323, 1273764, 1910646, 2441381, 3821292, 4882762, 7324143, 9765524, 14648286, 21972429, 29296572, 43944858, 87889716]

約数ペア:

[(1, 87889716), (2, 43944858), (3, 29296572), (4, 21972429), (6, 14648286), (9, 9765524), (12, 7324143), (18, 4882762), (23, 3821292), (36, 2441381), (46, 1910646), (69, 1273764), (92, 955323), (138, 636882), (179, 491004), (207, 424588), (276, 318441), (358, 245502), (414, 212294), (537, 163668), (593, 148212), (716, 122751), (828, 106147), (1074, 81834), (1186, 74106), (1611, 54556), (1779, 49404), (2148, 40917), (2372, 37053), (3222, 27278), (3558, 24702), (4117, 21348), (5337, 16468), (6444, 13639), (7116, 12351), (8234, 10674)]