28500800

素因数分解:

$2^6\times 5^2\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 84

約数和(自身を含む): 71810880

約数和(自身を除く): 43310080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 160, 188, 200, 235, 320, 376, 379, 400, 470, 752, 758, 800, 940, 1175, 1504, 1516, 1600, 1880, 1895, 2350, 3008, 3032, 3760, 3790, 4700, 6064, 7520, 7580, 9400, 9475, 12128, 15040, 15160, 17813, 18800, 18950, 24256, 30320, 35626, 37600, 37900, 60640, 71252, 75200, 75800, 89065, 121280, 142504, 151600, 178130, 285008, 303200, 356260, 445325, 570016, 606400, 712520, 890650, 1140032, 1425040, 1781300, 2850080, 3562600, 5700160, 7125200, 14250400, 28500800]

約数ペア:

[(1, 28500800), (2, 14250400), (4, 7125200), (5, 5700160), (8, 3562600), (10, 2850080), (16, 1781300), (20, 1425040), (25, 1140032), (32, 890650), (40, 712520), (47, 606400), (50, 570016), (64, 445325), (80, 356260), (94, 303200), (100, 285008), (160, 178130), (188, 151600), (200, 142504), (235, 121280), (320, 89065), (376, 75800), (379, 75200), (400, 71252), (470, 60640), (752, 37900), (758, 37600), (800, 35626), (940, 30320), (1175, 24256), (1504, 18950), (1516, 18800), (1600, 17813), (1880, 15160), (1895, 15040), (2350, 12128), (3008, 9475), (3032, 9400), (3760, 7580), (3790, 7520), (4700, 6064)]