71137240

素因数分解:

$2^3\times 5^1\times {\mathrm{599}}^1\times {\mathrm{2969}}^1$

素因数の和:3579

約数の個数: 32

約数和(自身を含む): 160380000

約数和(自身を除く): 89242760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 599, 1198, 2396, 2969, 2995, 4792, 5938, 5990, 11876, 11980, 14845, 23752, 23960, 29690, 59380, 118760, 1778431, 3556862, 7113724, 8892155, 14227448, 17784310, 35568620, 71137240]

約数ペア:

[(1, 71137240), (2, 35568620), (4, 17784310), (5, 14227448), (8, 8892155), (10, 7113724), (20, 3556862), (40, 1778431), (599, 118760), (1198, 59380), (2396, 29690), (2969, 23960), (2995, 23752), (4792, 14845), (5938, 11980), (5990, 11876)]