14942500

素因数分解:

$2^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 60

約数和(自身を含む): 33676720

約数和(自身を除く): 18734220

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 139, 172, 215, 250, 278, 430, 500, 556, 625, 695, 860, 1075, 1250, 1390, 2150, 2500, 2780, 3475, 4300, 5375, 5977, 6950, 10750, 11954, 13900, 17375, 21500, 23908, 26875, 29885, 34750, 53750, 59770, 69500, 86875, 107500, 119540, 149425, 173750, 298850, 347500, 597700, 747125, 1494250, 2988500, 3735625, 7471250, 14942500]

約数ペア:

[(1, 14942500), (2, 7471250), (4, 3735625), (5, 2988500), (10, 1494250), (20, 747125), (25, 597700), (43, 347500), (50, 298850), (86, 173750), (100, 149425), (125, 119540), (139, 107500), (172, 86875), (215, 69500), (250, 59770), (278, 53750), (430, 34750), (500, 29885), (556, 26875), (625, 23908), (695, 21500), (860, 17375), (1075, 13900), (1250, 11954), (1390, 10750), (2150, 6950), (2500, 5977), (2780, 5375), (3475, 4300)]