90087550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 217700352

約数和(自身を除く): 127612802

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 25, 31, 35, 38, 46, 50, 62, 70, 95, 115, 133, 155, 161, 175, 190, 217, 230, 266, 310, 322, 350, 361, 434, 437, 475, 575, 589, 665, 713, 722, 775, 805, 874, 950, 1085, 1150, 1178, 1330, 1426, 1550, 1610, 1805, 2170, 2185, 2527, 2945, 3059, 3325, 3565, 3610, 4025, 4123, 4370, 4991, 5054, 5425, 5890, 6118, 6650, 7130, 8050, 8246, 8303, 9025, 9982, 10850, 10925, 11191, 12635, 13547, 14725, 15295, 16606, 17825, 18050, 20615, 21850, 22382, 24955, 25270, 27094, 29450, 30590, 35650, 41230, 41515, 49910, 55955, 58121, 63175, 67735, 76475, 78337, 83030, 94829, 103075, 111910, 116242, 124775, 126350, 135470, 152950, 156674, 189658, 206150, 207575, 249550, 257393, 279775, 290605, 338675, 391685, 415150, 474145, 514786, 559550, 581210, 677350, 783370, 948290, 1286965, 1453025, 1801751, 1958425, 2370725, 2573930, 2906050, 3603502, 3916850, 4741450, 6434825, 9008755, 12869650, 18017510, 45043775, 90087550]

約数ペア:

[(1, 90087550), (2, 45043775), (5, 18017510), (7, 12869650), (10, 9008755), (14, 6434825), (19, 4741450), (23, 3916850), (25, 3603502), (31, 2906050), (35, 2573930), (38, 2370725), (46, 1958425), (50, 1801751), (62, 1453025), (70, 1286965), (95, 948290), (115, 783370), (133, 677350), (155, 581210), (161, 559550), (175, 514786), (190, 474145), (217, 415150), (230, 391685), (266, 338675), (310, 290605), (322, 279775), (350, 257393), (361, 249550), (434, 207575), (437, 206150), (475, 189658), (575, 156674), (589, 152950), (665, 135470), (713, 126350), (722, 124775), (775, 116242), (805, 111910), (874, 103075), (950, 94829), (1085, 83030), (1150, 78337), (1178, 76475), (1330, 67735), (1426, 63175), (1550, 58121), (1610, 55955), (1805, 49910), (2170, 41515), (2185, 41230), (2527, 35650), (2945, 30590), (3059, 29450), (3325, 27094), (3565, 25270), (3610, 24955), (4025, 22382), (4123, 21850), (4370, 20615), (4991, 18050), (5054, 17825), (5425, 16606), (5890, 15295), (6118, 14725), (6650, 13547), (7130, 12635), (8050, 11191), (8246, 10925), (8303, 10850), (9025, 9982)]