156787125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 287539200

約数和(自身を除く): 130752075

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 191, 199, 275, 375, 573, 597, 825, 955, 995, 1375, 2101, 2189, 2865, 2985, 4125, 4775, 4975, 6303, 6567, 10505, 10945, 14325, 14925, 23875, 24875, 31515, 32835, 38009, 52525, 54725, 71625, 74625, 114027, 157575, 164175, 190045, 262625, 273625, 418099, 570135, 787875, 820875, 950225, 1254297, 2090495, 2850675, 4751125, 6271485, 10452475, 14253375, 31357425, 52262375, 156787125]

約数ペア:

[(1, 156787125), (3, 52262375), (5, 31357425), (11, 14253375), (15, 10452475), (25, 6271485), (33, 4751125), (55, 2850675), (75, 2090495), (125, 1254297), (165, 950225), (191, 820875), (199, 787875), (275, 570135), (375, 418099), (573, 273625), (597, 262625), (825, 190045), (955, 164175), (995, 157575), (1375, 114027), (2101, 74625), (2189, 71625), (2865, 54725), (2985, 52525), (4125, 38009), (4775, 32835), (4975, 31515), (6303, 24875), (6567, 23875), (10505, 14925), (10945, 14325)]