1572725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 2618880

約数和(自身を除く): 1046155

約数列:

[1, 5, 7, 11, 19, 25, 35, 43, 55, 77, 95, 133, 175, 209, 215, 275, 301, 385, 473, 475, 665, 817, 1045, 1075, 1463, 1505, 1925, 2365, 3311, 3325, 4085, 5225, 5719, 7315, 7525, 8987, 11825, 16555, 20425, 28595, 36575, 44935, 62909, 82775, 142975, 224675, 314545, 1572725]

約数ペア:

[(1, 1572725), (5, 314545), (7, 224675), (11, 142975), (19, 82775), (25, 62909), (35, 44935), (43, 36575), (55, 28595), (77, 20425), (95, 16555), (133, 11825), (175, 8987), (209, 7525), (215, 7315), (275, 5719), (301, 5225), (385, 4085), (473, 3325), (475, 3311), (665, 2365), (817, 1925), (1045, 1505), (1075, 1463)]