87531290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 214548480

約数和(自身を除く): 127017190

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 31, 35, 38, 55, 62, 70, 77, 95, 110, 133, 154, 155, 190, 193, 209, 217, 266, 310, 341, 385, 386, 418, 434, 589, 665, 682, 770, 965, 1045, 1085, 1178, 1330, 1351, 1463, 1705, 1930, 2090, 2123, 2170, 2387, 2702, 2926, 2945, 3410, 3667, 4123, 4246, 4774, 5890, 5983, 6479, 6755, 7315, 7334, 8246, 10615, 11935, 11966, 12958, 13510, 14630, 14861, 18335, 20615, 21230, 23870, 25669, 29722, 29915, 32395, 36670, 40337, 41230, 41881, 45353, 51338, 59830, 64790, 65813, 74305, 80674, 83762, 90706, 113677, 128345, 131626, 148610, 201685, 209405, 226765, 227354, 256690, 282359, 329065, 403370, 418810, 453530, 460691, 564718, 568385, 658130, 795739, 921382, 1136770, 1250447, 1411795, 1591478, 2303455, 2500894, 2823590, 3978695, 4606910, 6252235, 7957390, 8753129, 12504470, 17506258, 43765645, 87531290]

約数ペア:

[(1, 87531290), (2, 43765645), (5, 17506258), (7, 12504470), (10, 8753129), (11, 7957390), (14, 6252235), (19, 4606910), (22, 3978695), (31, 2823590), (35, 2500894), (38, 2303455), (55, 1591478), (62, 1411795), (70, 1250447), (77, 1136770), (95, 921382), (110, 795739), (133, 658130), (154, 568385), (155, 564718), (190, 460691), (193, 453530), (209, 418810), (217, 403370), (266, 329065), (310, 282359), (341, 256690), (385, 227354), (386, 226765), (418, 209405), (434, 201685), (589, 148610), (665, 131626), (682, 128345), (770, 113677), (965, 90706), (1045, 83762), (1085, 80674), (1178, 74305), (1330, 65813), (1351, 64790), (1463, 59830), (1705, 51338), (1930, 45353), (2090, 41881), (2123, 41230), (2170, 40337), (2387, 36670), (2702, 32395), (2926, 29915), (2945, 29722), (3410, 25669), (3667, 23870), (4123, 21230), (4246, 20615), (4774, 18335), (5890, 14861), (5983, 14630), (6479, 13510), (6755, 12958), (7315, 11966), (7334, 11935), (8246, 10615)]