49656040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1627}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 128937600

約数和(自身を除く): 79281560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 1627, 2180, 3052, 3254, 3815, 4360, 6104, 6508, 7630, 8135, 11389, 13016, 15260, 16270, 22778, 30520, 32540, 45556, 56945, 65080, 91112, 113890, 177343, 227780, 354686, 455560, 709372, 886715, 1241401, 1418744, 1773430, 2482802, 3546860, 4965604, 6207005, 7093720, 9931208, 12414010, 24828020, 49656040]

約数ペア:

[(1, 49656040), (2, 24828020), (4, 12414010), (5, 9931208), (7, 7093720), (8, 6207005), (10, 4965604), (14, 3546860), (20, 2482802), (28, 1773430), (35, 1418744), (40, 1241401), (56, 886715), (70, 709372), (109, 455560), (140, 354686), (218, 227780), (280, 177343), (436, 113890), (545, 91112), (763, 65080), (872, 56945), (1090, 45556), (1526, 32540), (1627, 30520), (2180, 22778), (3052, 16270), (3254, 15260), (3815, 13016), (4360, 11389), (6104, 8135), (6508, 7630)]