199651487975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{100787}}^1$

素因数の和:100952

約数の個数: 48

約数和(自身を含む): 269950579200

約数和(自身を除く): 70299091225

約数列:

[1, 5, 17, 25, 59, 79, 85, 295, 395, 425, 1003, 1343, 1475, 1975, 4661, 5015, 6715, 23305, 25075, 33575, 79237, 100787, 116525, 396185, 503935, 1713379, 1980925, 2519675, 5946433, 7962173, 8566895, 29732165, 39810865, 42834475, 101089361, 135356941, 148660825, 199054325, 469768207, 505446805, 676784705, 2348841035, 2527234025, 3383923525, 7986059519, 11744205175, 39930297595, 199651487975]

約数ペア:

[(1, 199651487975), (5, 39930297595), (17, 11744205175), (25, 7986059519), (59, 3383923525), (79, 2527234025), (85, 2348841035), (295, 676784705), (395, 505446805), (425, 469768207), (1003, 199054325), (1343, 148660825), (1475, 135356941), (1975, 101089361), (4661, 42834475), (5015, 39810865), (6715, 29732165), (23305, 8566895), (25075, 7962173), (33575, 5946433), (79237, 2519675), (100787, 1980925), (116525, 1713379), (396185, 503935)]