86525164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^2$

素因数の和:239

約数の個数: 54

約数和(自身を含む): 177020340

約数和(自身を除く): 90495176

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 121, 194, 209, 242, 388, 418, 484, 836, 1067, 1843, 2134, 2299, 3686, 4268, 4598, 7372, 9196, 9409, 11737, 18818, 20273, 23474, 37636, 40546, 46948, 81092, 103499, 178771, 206998, 223003, 357542, 413996, 446006, 715084, 892012, 1138489, 1966481, 2276978, 3932962, 4553956, 7865924, 21631291, 43262582, 86525164]

約数ペア:

[(1, 86525164), (2, 43262582), (4, 21631291), (11, 7865924), (19, 4553956), (22, 3932962), (38, 2276978), (44, 1966481), (76, 1138489), (97, 892012), (121, 715084), (194, 446006), (209, 413996), (242, 357542), (388, 223003), (418, 206998), (484, 178771), (836, 103499), (1067, 81092), (1843, 46948), (2134, 40546), (2299, 37636), (3686, 23474), (4268, 20273), (4598, 18818), (7372, 11737), (9196, 9409)]