25741995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^2$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 45891360

約数和(自身を除く): 20149365

約数列:

[1, 3, 5, 15, 17, 29, 51, 59, 85, 87, 145, 177, 255, 295, 435, 493, 885, 1003, 1479, 1711, 2465, 3009, 3481, 5015, 5133, 7395, 8555, 10443, 15045, 17405, 25665, 29087, 52215, 59177, 87261, 100949, 145435, 177531, 295885, 302847, 436305, 504745, 887655, 1514235, 1716133, 5148399, 8580665, 25741995]

約数ペア:

[(1, 25741995), (3, 8580665), (5, 5148399), (15, 1716133), (17, 1514235), (29, 887655), (51, 504745), (59, 436305), (85, 302847), (87, 295885), (145, 177531), (177, 145435), (255, 100949), (295, 87261), (435, 59177), (493, 52215), (885, 29087), (1003, 25665), (1479, 17405), (1711, 15045), (2465, 10443), (3009, 8555), (3481, 7395), (5015, 5133)]