1985694800

素因数分解:

$2^4\times 5^2\times {\mathrm{1259}}^1\times {\mathrm{3943}}^1$

素因数の和:5220

約数の個数: 60

約数和(自身を含む): 4775631840

約数和(自身を除く): 2789937040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1259, 2518, 3943, 5036, 6295, 7886, 10072, 12590, 15772, 19715, 20144, 25180, 31475, 31544, 39430, 50360, 62950, 63088, 78860, 98575, 100720, 125900, 157720, 197150, 251800, 315440, 394300, 503600, 788600, 1577200, 4964237, 9928474, 19856948, 24821185, 39713896, 49642370, 79427792, 99284740, 124105925, 198569480, 248211850, 397138960, 496423700, 992847400, 1985694800]

約数ペア:

[(1, 1985694800), (2, 992847400), (4, 496423700), (5, 397138960), (8, 248211850), (10, 198569480), (16, 124105925), (20, 99284740), (25, 79427792), (40, 49642370), (50, 39713896), (80, 24821185), (100, 19856948), (200, 9928474), (400, 4964237), (1259, 1577200), (2518, 788600), (3943, 503600), (5036, 394300), (6295, 315440), (7886, 251800), (10072, 197150), (12590, 157720), (15772, 125900), (19715, 100720), (20144, 98575), (25180, 78860), (31475, 63088), (31544, 62950), (39430, 50360)]