20805770025

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1813139}}^1$

素因数の和:1813175

約数の個数: 48

約数和(自身を含む): 40469284800

約数和(自身を除く): 19663514775

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 3825, 11475, 1813139, 5439417, 9065695, 16318251, 27197085, 30823363, 45328475, 48954753, 81591255, 92470089, 135985425, 154116815, 244773765, 277410267, 407956275, 462350445, 770584075, 832230801, 1223868825, 1387051335, 2311752225, 4161154005, 6935256675, 20805770025]

約数ペア:

[(1, 20805770025), (3, 6935256675), (5, 4161154005), (9, 2311752225), (15, 1387051335), (17, 1223868825), (25, 832230801), (27, 770584075), (45, 462350445), (51, 407956275), (75, 277410267), (85, 244773765), (135, 154116815), (153, 135985425), (225, 92470089), (255, 81591255), (425, 48954753), (459, 45328475), (675, 30823363), (765, 27197085), (1275, 16318251), (2295, 9065695), (3825, 5439417), (11475, 1813139)]