68859800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{18121}}^1$

素因数の和:18156

約数の個数: 48

約数和(自身を含む): 168534600

約数和(自身を除く): 99674800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 18121, 36242, 72484, 90605, 144968, 181210, 344299, 362420, 453025, 688598, 724840, 906050, 1377196, 1721495, 1812100, 2754392, 3442990, 3624200, 6885980, 8607475, 13771960, 17214950, 34429900, 68859800]

約数ペア:

[(1, 68859800), (2, 34429900), (4, 17214950), (5, 13771960), (8, 8607475), (10, 6885980), (19, 3624200), (20, 3442990), (25, 2754392), (38, 1812100), (40, 1721495), (50, 1377196), (76, 906050), (95, 724840), (100, 688598), (152, 453025), (190, 362420), (200, 344299), (380, 181210), (475, 144968), (760, 90605), (950, 72484), (1900, 36242), (3800, 18121)]