41312000

素因数分解:

$2^8\times 5^3\times {\mathrm{1291}}^1$

素因数の和:1322

約数の個数: 72

約数和(自身を含む): 102993072

約数和(自身を除く): 61681072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1291, 1600, 2000, 2582, 3200, 4000, 5164, 6400, 6455, 8000, 10328, 12910, 16000, 20656, 25820, 32000, 32275, 41312, 51640, 64550, 82624, 103280, 129100, 161375, 165248, 206560, 258200, 322750, 330496, 413120, 516400, 645500, 826240, 1032800, 1291000, 1652480, 2065600, 2582000, 4131200, 5164000, 8262400, 10328000, 20656000, 41312000]

約数ペア:

[(1, 41312000), (2, 20656000), (4, 10328000), (5, 8262400), (8, 5164000), (10, 4131200), (16, 2582000), (20, 2065600), (25, 1652480), (32, 1291000), (40, 1032800), (50, 826240), (64, 645500), (80, 516400), (100, 413120), (125, 330496), (128, 322750), (160, 258200), (200, 206560), (250, 165248), (256, 161375), (320, 129100), (400, 103280), (500, 82624), (640, 64550), (800, 51640), (1000, 41312), (1280, 32275), (1291, 32000), (1600, 25820), (2000, 20656), (2582, 16000), (3200, 12910), (4000, 10328), (5164, 8000), (6400, 6455)]