25372245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 46033920

約数和(自身を除く): 20661675

約数列:

[1, 3, 5, 15, 17, 29, 47, 51, 73, 85, 87, 141, 145, 219, 235, 255, 365, 435, 493, 705, 799, 1095, 1241, 1363, 1479, 2117, 2397, 2465, 3431, 3723, 3995, 4089, 6205, 6351, 6815, 7395, 10293, 10585, 11985, 17155, 18615, 20445, 23171, 31755, 35989, 51465, 58327, 69513, 99499, 107967, 115855, 174981, 179945, 291635, 298497, 347565, 497495, 539835, 874905, 1492485, 1691483, 5074449, 8457415, 25372245]

約数ペア:

[(1, 25372245), (3, 8457415), (5, 5074449), (15, 1691483), (17, 1492485), (29, 874905), (47, 539835), (51, 497495), (73, 347565), (85, 298497), (87, 291635), (141, 179945), (145, 174981), (219, 115855), (235, 107967), (255, 99499), (365, 69513), (435, 58327), (493, 51465), (705, 35989), (799, 31755), (1095, 23171), (1241, 20445), (1363, 18615), (1479, 17155), (2117, 11985), (2397, 10585), (2465, 10293), (3431, 7395), (3723, 6815), (3995, 6351), (4089, 6205)]