80839800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:582

約数の個数: 144

約数和(自身を含む): 274878240

約数和(自身を除く): 194038440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 97, 100, 120, 150, 180, 194, 200, 225, 291, 300, 360, 388, 450, 463, 485, 582, 600, 776, 873, 900, 926, 970, 1164, 1389, 1455, 1746, 1800, 1852, 1940, 2315, 2328, 2425, 2778, 2910, 3492, 3704, 3880, 4167, 4365, 4630, 4850, 5556, 5820, 6945, 6984, 7275, 8334, 8730, 9260, 9700, 11112, 11575, 11640, 13890, 14550, 16668, 17460, 18520, 19400, 20835, 21825, 23150, 27780, 29100, 33336, 34725, 34920, 41670, 43650, 44911, 46300, 55560, 58200, 69450, 83340, 87300, 89822, 92600, 104175, 134733, 138900, 166680, 174600, 179644, 208350, 224555, 269466, 277800, 359288, 404199, 416700, 449110, 538932, 673665, 808398, 833400, 898220, 1077864, 1122775, 1347330, 1616796, 1796440, 2020995, 2245550, 2694660, 3233592, 3368325, 4041990, 4491100, 5389320, 6736650, 8083980, 8982200, 10104975, 13473300, 16167960, 20209950, 26946600, 40419900, 80839800]

約数ペア:

[(1, 80839800), (2, 40419900), (3, 26946600), (4, 20209950), (5, 16167960), (6, 13473300), (8, 10104975), (9, 8982200), (10, 8083980), (12, 6736650), (15, 5389320), (18, 4491100), (20, 4041990), (24, 3368325), (25, 3233592), (30, 2694660), (36, 2245550), (40, 2020995), (45, 1796440), (50, 1616796), (60, 1347330), (72, 1122775), (75, 1077864), (90, 898220), (97, 833400), (100, 808398), (120, 673665), (150, 538932), (180, 449110), (194, 416700), (200, 404199), (225, 359288), (291, 277800), (300, 269466), (360, 224555), (388, 208350), (450, 179644), (463, 174600), (485, 166680), (582, 138900), (600, 134733), (776, 104175), (873, 92600), (900, 89822), (926, 87300), (970, 83340), (1164, 69450), (1389, 58200), (1455, 55560), (1746, 46300), (1800, 44911), (1852, 43650), (1940, 41670), (2315, 34920), (2328, 34725), (2425, 33336), (2778, 29100), (2910, 27780), (3492, 23150), (3704, 21825), (3880, 20835), (4167, 19400), (4365, 18520), (4630, 17460), (4850, 16668), (5556, 14550), (5820, 13890), (6945, 11640), (6984, 11575), (7275, 11112), (8334, 9700), (8730, 9260)]