200045745

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 153762255

約数列:

[1, 3, 5, 9, 15, 45, 89, 199, 251, 267, 445, 597, 753, 801, 995, 1255, 1335, 1791, 2259, 2985, 3765, 4005, 8955, 11295, 17711, 22339, 49949, 53133, 67017, 88555, 111695, 149847, 159399, 201051, 249745, 265665, 335085, 449541, 749235, 796995, 1005255, 2247705, 4445461, 13336383, 22227305, 40009149, 66681915, 200045745]

約数ペア:

[(1, 200045745), (3, 66681915), (5, 40009149), (9, 22227305), (15, 13336383), (45, 4445461), (89, 2247705), (199, 1005255), (251, 796995), (267, 749235), (445, 449541), (597, 335085), (753, 265665), (801, 249745), (995, 201051), (1255, 159399), (1335, 149847), (1791, 111695), (2259, 88555), (2985, 67017), (3765, 53133), (4005, 49949), (8955, 22339), (11295, 17711)]