25807955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 35126784

約数和(自身を除く): 9318829

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 307, 391, 731, 989, 1535, 1955, 3655, 4945, 5219, 7061, 13201, 16813, 26095, 35305, 66005, 84065, 120037, 224417, 303623, 600185, 1122085, 1518115, 5161591, 25807955]

約数ペア:

[(1, 25807955), (5, 5161591), (17, 1518115), (23, 1122085), (43, 600185), (85, 303623), (115, 224417), (215, 120037), (307, 84065), (391, 66005), (731, 35305), (989, 26095), (1535, 16813), (1955, 13201), (3655, 7061), (4945, 5219)]