39287500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 98431200

約数和(自身を除く): 59143700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 449, 500, 625, 700, 875, 898, 1250, 1750, 1796, 2245, 2500, 3125, 3143, 3500, 4375, 4490, 6250, 6286, 8750, 8980, 11225, 12500, 12572, 15715, 17500, 21875, 22450, 31430, 43750, 44900, 56125, 62860, 78575, 87500, 112250, 157150, 224500, 280625, 314300, 392875, 561250, 785750, 1122500, 1403125, 1571500, 1964375, 2806250, 3928750, 5612500, 7857500, 9821875, 19643750, 39287500]

約数ペア:

[(1, 39287500), (2, 19643750), (4, 9821875), (5, 7857500), (7, 5612500), (10, 3928750), (14, 2806250), (20, 1964375), (25, 1571500), (28, 1403125), (35, 1122500), (50, 785750), (70, 561250), (100, 392875), (125, 314300), (140, 280625), (175, 224500), (250, 157150), (350, 112250), (449, 87500), (500, 78575), (625, 62860), (700, 56125), (875, 44900), (898, 43750), (1250, 31430), (1750, 22450), (1796, 21875), (2245, 17500), (2500, 15715), (3125, 12572), (3143, 12500), (3500, 11225), (4375, 8980), (4490, 8750), (6250, 6286)]