157050800

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1973}}^1$

素因数の和:2190

約数の個数: 60

約数和(自身を含む): 379402800

約数和(自身を除く): 222352000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 796, 995, 1592, 1973, 1990, 3184, 3946, 3980, 4975, 7892, 7960, 9865, 9950, 15784, 15920, 19730, 19900, 31568, 39460, 39800, 49325, 78920, 79600, 98650, 157840, 197300, 392627, 394600, 785254, 789200, 1570508, 1963135, 3141016, 3926270, 6282032, 7852540, 9815675, 15705080, 19631350, 31410160, 39262700, 78525400, 157050800]

約数ペア:

[(1, 157050800), (2, 78525400), (4, 39262700), (5, 31410160), (8, 19631350), (10, 15705080), (16, 9815675), (20, 7852540), (25, 6282032), (40, 3926270), (50, 3141016), (80, 1963135), (100, 1570508), (199, 789200), (200, 785254), (398, 394600), (400, 392627), (796, 197300), (995, 157840), (1592, 98650), (1973, 79600), (1990, 78920), (3184, 49325), (3946, 39800), (3980, 39460), (4975, 31568), (7892, 19900), (7960, 19730), (9865, 15920), (9950, 15784)]