19739374000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{318377}}^1$

素因数の和:318431

約数の個数: 80

約数和(自身を含む): 49269632256

約数和(自身を除く): 29530258256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2480, 3100, 3875, 6200, 7750, 12400, 15500, 31000, 62000, 318377, 636754, 1273508, 1591885, 2547016, 3183770, 5094032, 6367540, 7959425, 9869687, 12735080, 15918850, 19739374, 25470160, 31837700, 39478748, 39797125, 49348435, 63675400, 78957496, 79594250, 98696870, 127350800, 157914992, 159188500, 197393740, 246742175, 318377000, 394787480, 493484350, 636754000, 789574960, 986968700, 1233710875, 1973937400, 2467421750, 3947874800, 4934843500, 9869687000, 19739374000]

約数ペア:

[(1, 19739374000), (2, 9869687000), (4, 4934843500), (5, 3947874800), (8, 2467421750), (10, 1973937400), (16, 1233710875), (20, 986968700), (25, 789574960), (31, 636754000), (40, 493484350), (50, 394787480), (62, 318377000), (80, 246742175), (100, 197393740), (124, 159188500), (125, 157914992), (155, 127350800), (200, 98696870), (248, 79594250), (250, 78957496), (310, 63675400), (400, 49348435), (496, 39797125), (500, 39478748), (620, 31837700), (775, 25470160), (1000, 19739374), (1240, 15918850), (1550, 12735080), (2000, 9869687), (2480, 7959425), (3100, 6367540), (3875, 5094032), (6200, 3183770), (7750, 2547016), (12400, 1591885), (15500, 1273508), (31000, 636754), (62000, 318377)]