25123705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 33965568

約数和(自身を除く): 8841863

約数列:

[1, 5, 17, 23, 71, 85, 115, 181, 355, 391, 905, 1207, 1633, 1955, 3077, 4163, 6035, 8165, 12851, 15385, 20815, 27761, 64255, 70771, 138805, 218467, 295573, 353855, 1092335, 1477865, 5024741, 25123705]

約数ペア:

[(1, 25123705), (5, 5024741), (17, 1477865), (23, 1092335), (71, 353855), (85, 295573), (115, 218467), (181, 138805), (355, 70771), (391, 64255), (905, 27761), (1207, 20815), (1633, 15385), (1955, 12851), (3077, 8165), (4163, 6035)]