172721025

素因数分解:

$3^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4337}}^1$

素因数の和:4415

約数の個数: 48

約数和(自身を含む): 322747200

約数和(自身を除く): 150026175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 135, 177, 225, 295, 531, 675, 885, 1475, 1593, 2655, 4337, 4425, 7965, 13011, 13275, 21685, 39033, 39825, 65055, 108425, 117099, 195165, 255883, 325275, 585495, 767649, 975825, 1279415, 2302947, 2927475, 3838245, 6397075, 6908841, 11514735, 19191225, 34544205, 57573675, 172721025]

約数ペア:

[(1, 172721025), (3, 57573675), (5, 34544205), (9, 19191225), (15, 11514735), (25, 6908841), (27, 6397075), (45, 3838245), (59, 2927475), (75, 2302947), (135, 1279415), (177, 975825), (225, 767649), (295, 585495), (531, 325275), (675, 255883), (885, 195165), (1475, 117099), (1593, 108425), (2655, 65055), (4337, 39825), (4425, 39033), (7965, 21685), (13011, 13275)]