140790400

素因数分解:

$2^7\times 5^2\times {\mathrm{43997}}^1$

素因数の和:44021

約数の個数: 48

約数和(自身を含む): 347804190

約数和(自身を除く): 207013790

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 43997, 87994, 175988, 219985, 351976, 439970, 703952, 879940, 1099925, 1407904, 1759880, 2199850, 2815808, 3519760, 4399700, 5631616, 7039520, 8799400, 14079040, 17598800, 28158080, 35197600, 70395200, 140790400]

約数ペア:

[(1, 140790400), (2, 70395200), (4, 35197600), (5, 28158080), (8, 17598800), (10, 14079040), (16, 8799400), (20, 7039520), (25, 5631616), (32, 4399700), (40, 3519760), (50, 2815808), (64, 2199850), (80, 1759880), (100, 1407904), (128, 1099925), (160, 879940), (200, 703952), (320, 439970), (400, 351976), (640, 219985), (800, 175988), (1600, 87994), (3200, 43997)]