25385745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 52346880

約数和(自身を除く): 26961135

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 231, 341, 385, 465, 651, 709, 1023, 1085, 1155, 1705, 2127, 2387, 3255, 3545, 4963, 5115, 7161, 7799, 10635, 11935, 14889, 21979, 23397, 24815, 35805, 38995, 54593, 65937, 74445, 109895, 116985, 153853, 163779, 241769, 272965, 329685, 461559, 725307, 769265, 818895, 1208845, 1692383, 2307795, 3626535, 5077149, 8461915, 25385745]

約数ペア:

[(1, 25385745), (3, 8461915), (5, 5077149), (7, 3626535), (11, 2307795), (15, 1692383), (21, 1208845), (31, 818895), (33, 769265), (35, 725307), (55, 461559), (77, 329685), (93, 272965), (105, 241769), (155, 163779), (165, 153853), (217, 116985), (231, 109895), (341, 74445), (385, 65937), (465, 54593), (651, 38995), (709, 35805), (1023, 24815), (1085, 23397), (1155, 21979), (1705, 14889), (2127, 11935), (2387, 10635), (3255, 7799), (3545, 7161), (4963, 5115)]