128379675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3972

約数の個数: 48

約数和(自身を含む): 233199360

約数和(自身を除く): 104819685

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 3917, 6555, 10925, 11751, 19585, 32775, 58755, 74423, 90091, 97925, 223269, 270273, 293775, 372115, 450455, 1116345, 1351365, 1711729, 1860575, 2252275, 5135187, 5581725, 6756825, 8558645, 25675935, 42793225, 128379675]

約数ペア:

[(1, 128379675), (3, 42793225), (5, 25675935), (15, 8558645), (19, 6756825), (23, 5581725), (25, 5135187), (57, 2252275), (69, 1860575), (75, 1711729), (95, 1351365), (115, 1116345), (285, 450455), (345, 372115), (437, 293775), (475, 270273), (575, 223269), (1311, 97925), (1425, 90091), (1725, 74423), (2185, 58755), (3917, 32775), (6555, 19585), (10925, 11751)]