28861600

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:902

約数の個数: 72

約数和(自身を含む): 72182880

約数和(自身を除く): 43321280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 839, 860, 1075, 1376, 1678, 1720, 2150, 3356, 3440, 4195, 4300, 6712, 6880, 8390, 8600, 13424, 16780, 17200, 20975, 26848, 33560, 34400, 36077, 41950, 67120, 72154, 83900, 134240, 144308, 167800, 180385, 288616, 335600, 360770, 577232, 671200, 721540, 901925, 1154464, 1443080, 1803850, 2886160, 3607700, 5772320, 7215400, 14430800, 28861600]

約数ペア:

[(1, 28861600), (2, 14430800), (4, 7215400), (5, 5772320), (8, 3607700), (10, 2886160), (16, 1803850), (20, 1443080), (25, 1154464), (32, 901925), (40, 721540), (43, 671200), (50, 577232), (80, 360770), (86, 335600), (100, 288616), (160, 180385), (172, 167800), (200, 144308), (215, 134240), (344, 83900), (400, 72154), (430, 67120), (688, 41950), (800, 36077), (839, 34400), (860, 33560), (1075, 26848), (1376, 20975), (1678, 17200), (1720, 16780), (2150, 13424), (3356, 8600), (3440, 8390), (4195, 6880), (4300, 6712)]