128037375

素因数分解:

$3^3\times 5^3\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 241113600

約数和(自身を除く): 113076225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 125, 135, 177, 225, 295, 375, 531, 643, 675, 885, 1125, 1475, 1593, 1929, 2655, 3215, 3375, 4425, 5787, 7375, 7965, 9645, 13275, 16075, 17361, 22125, 28935, 37937, 39825, 48225, 66375, 80375, 86805, 113811, 144675, 189685, 199125, 241125, 341433, 434025, 569055, 723375, 948425, 1024299, 1707165, 2170125, 2845275, 4742125, 5121495, 8535825, 14226375, 25607475, 42679125, 128037375]

約数ペア:

[(1, 128037375), (3, 42679125), (5, 25607475), (9, 14226375), (15, 8535825), (25, 5121495), (27, 4742125), (45, 2845275), (59, 2170125), (75, 1707165), (125, 1024299), (135, 948425), (177, 723375), (225, 569055), (295, 434025), (375, 341433), (531, 241125), (643, 199125), (675, 189685), (885, 144675), (1125, 113811), (1475, 86805), (1593, 80375), (1929, 66375), (2655, 48225), (3215, 39825), (3375, 37937), (4425, 28935), (5787, 22125), (7375, 17361), (7965, 16075), (9645, 13275)]