2566025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 4190208

約数和(自身を除く): 1624183

約数列:

[1, 5, 7, 11, 25, 31, 35, 43, 55, 77, 155, 175, 215, 217, 275, 301, 341, 385, 473, 775, 1075, 1085, 1333, 1505, 1705, 1925, 2365, 2387, 3311, 5425, 6665, 7525, 8525, 9331, 11825, 11935, 14663, 16555, 33325, 46655, 59675, 73315, 82775, 102641, 233275, 366575, 513205, 2566025]

約数ペア:

[(1, 2566025), (5, 513205), (7, 366575), (11, 233275), (25, 102641), (31, 82775), (35, 73315), (43, 59675), (55, 46655), (77, 33325), (155, 16555), (175, 14663), (215, 11935), (217, 11825), (275, 9331), (301, 8525), (341, 7525), (385, 6665), (473, 5425), (775, 3311), (1075, 2387), (1085, 2365), (1333, 1925), (1505, 1705)]