85500100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{17449}}^1$

素因数の和:17477

約数の個数: 54

約数和(自身を含む): 215839050

約数和(自身を除く): 130338950

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 17449, 34898, 69796, 87245, 122143, 174490, 244286, 348980, 436225, 488572, 610715, 855001, 872450, 1221430, 1710002, 1744900, 2442860, 3053575, 3420004, 4275005, 6107150, 8550010, 12214300, 17100020, 21375025, 42750050, 85500100]

約数ペア:

[(1, 85500100), (2, 42750050), (4, 21375025), (5, 17100020), (7, 12214300), (10, 8550010), (14, 6107150), (20, 4275005), (25, 3420004), (28, 3053575), (35, 2442860), (49, 1744900), (50, 1710002), (70, 1221430), (98, 872450), (100, 855001), (140, 610715), (175, 488572), (196, 436225), (245, 348980), (350, 244286), (490, 174490), (700, 122143), (980, 87245), (1225, 69796), (2450, 34898), (4900, 17449)]