39755225

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 50740800

約数和(自身を除く): 10985575

約数列:

[1, 5, 25, 61, 131, 199, 305, 655, 995, 1525, 3275, 4975, 7991, 12139, 26069, 39955, 60695, 130345, 199775, 303475, 651725, 1590209, 7951045, 39755225]

約数ペア:

[(1, 39755225), (5, 7951045), (25, 1590209), (61, 651725), (131, 303475), (199, 199775), (305, 130345), (655, 60695), (995, 39955), (1525, 26069), (3275, 12139), (4975, 7991)]