87673828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 193536000

約数和(自身を除く): 105862172

約数列:

[1, 2, 4, 11, 17, 19, 22, 31, 34, 38, 44, 62, 68, 76, 124, 187, 199, 209, 323, 341, 374, 398, 418, 527, 589, 646, 682, 748, 796, 836, 1054, 1178, 1292, 1364, 2108, 2189, 2356, 3383, 3553, 3781, 4378, 5797, 6169, 6479, 6766, 7106, 7562, 8756, 10013, 11594, 12338, 12958, 13532, 14212, 15124, 20026, 23188, 24676, 25916, 37213, 40052, 41591, 64277, 67859, 74426, 83182, 104873, 110143, 117211, 128554, 135718, 148852, 166364, 209746, 220286, 234422, 257108, 271436, 419492, 440572, 468844, 707047, 1153603, 1289321, 1414094, 1992587, 2307206, 2578642, 2828188, 3985174, 4614412, 5157284, 7970348, 21918457, 43836914, 87673828]

約数ペア:

[(1, 87673828), (2, 43836914), (4, 21918457), (11, 7970348), (17, 5157284), (19, 4614412), (22, 3985174), (31, 2828188), (34, 2578642), (38, 2307206), (44, 1992587), (62, 1414094), (68, 1289321), (76, 1153603), (124, 707047), (187, 468844), (199, 440572), (209, 419492), (323, 271436), (341, 257108), (374, 234422), (398, 220286), (418, 209746), (527, 166364), (589, 148852), (646, 135718), (682, 128554), (748, 117211), (796, 110143), (836, 104873), (1054, 83182), (1178, 74426), (1292, 67859), (1364, 64277), (2108, 41591), (2189, 40052), (2356, 37213), (3383, 25916), (3553, 24676), (3781, 23188), (4378, 20026), (5797, 15124), (6169, 14212), (6479, 13532), (6766, 12958), (7106, 12338), (7562, 11594), (8756, 10013)]