25881055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 34461504

約数和(自身を除く): 8580449

約数列:

[1, 5, 17, 43, 73, 85, 97, 215, 365, 485, 731, 1241, 1649, 3139, 3655, 4171, 6205, 7081, 8245, 15695, 20855, 35405, 53363, 70907, 120377, 266815, 304483, 354535, 601885, 1522415, 5176211, 25881055]

約数ペア:

[(1, 25881055), (5, 5176211), (17, 1522415), (43, 601885), (73, 354535), (85, 304483), (97, 266815), (215, 120377), (365, 70907), (485, 53363), (731, 35405), (1241, 20855), (1649, 15695), (3139, 8245), (3655, 7081), (4171, 6205)]