80915200

素因数分解:

$2^8\times 5^2\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 108

約数和(自身を含む): 205299360

約数和(自身を除く): 124384160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 128, 160, 188, 200, 235, 256, 269, 320, 376, 400, 470, 538, 640, 752, 800, 940, 1076, 1175, 1280, 1345, 1504, 1600, 1880, 2152, 2350, 2690, 3008, 3200, 3760, 4304, 4700, 5380, 6016, 6400, 6725, 7520, 8608, 9400, 10760, 12032, 12643, 13450, 15040, 17216, 18800, 21520, 25286, 26900, 30080, 34432, 37600, 43040, 50572, 53800, 60160, 63215, 68864, 75200, 86080, 101144, 107600, 126430, 150400, 172160, 202288, 215200, 252860, 300800, 316075, 344320, 404576, 430400, 505720, 632150, 809152, 860800, 1011440, 1264300, 1618304, 1721600, 2022880, 2528600, 3236608, 4045760, 5057200, 8091520, 10114400, 16183040, 20228800, 40457600, 80915200]

約数ペア:

[(1, 80915200), (2, 40457600), (4, 20228800), (5, 16183040), (8, 10114400), (10, 8091520), (16, 5057200), (20, 4045760), (25, 3236608), (32, 2528600), (40, 2022880), (47, 1721600), (50, 1618304), (64, 1264300), (80, 1011440), (94, 860800), (100, 809152), (128, 632150), (160, 505720), (188, 430400), (200, 404576), (235, 344320), (256, 316075), (269, 300800), (320, 252860), (376, 215200), (400, 202288), (470, 172160), (538, 150400), (640, 126430), (752, 107600), (800, 101144), (940, 86080), (1076, 75200), (1175, 68864), (1280, 63215), (1345, 60160), (1504, 53800), (1600, 50572), (1880, 43040), (2152, 37600), (2350, 34432), (2690, 30080), (3008, 26900), (3200, 25286), (3760, 21520), (4304, 18800), (4700, 17216), (5380, 15040), (6016, 13450), (6400, 12643), (6725, 12032), (7520, 10760), (8608, 9400)]