133648625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 189641088

約数和(自身を除く): 55992463

約数列:

[1, 5, 11, 25, 37, 55, 71, 125, 185, 275, 355, 407, 781, 925, 1369, 1375, 1775, 2035, 2627, 3905, 4625, 6845, 8875, 10175, 13135, 15059, 19525, 28897, 34225, 50875, 65675, 75295, 97199, 97625, 144485, 171125, 328375, 376475, 485995, 722425, 1069189, 1882375, 2429975, 3612125, 5345945, 12149875, 26729725, 133648625]

約数ペア:

[(1, 133648625), (5, 26729725), (11, 12149875), (25, 5345945), (37, 3612125), (55, 2429975), (71, 1882375), (125, 1069189), (185, 722425), (275, 485995), (355, 376475), (407, 328375), (781, 171125), (925, 144485), (1369, 97625), (1375, 97199), (1775, 75295), (2035, 65675), (2627, 50875), (3905, 34225), (4625, 28897), (6845, 19525), (8875, 15059), (10175, 13135)]