25485555

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 43223040

約数和(自身を除く): 17737485

約数列:

[1, 3, 5, 15, 19, 57, 95, 223, 285, 401, 669, 1115, 1203, 2005, 3345, 4237, 6015, 7619, 12711, 21185, 22857, 38095, 63555, 89423, 114285, 268269, 447115, 1341345, 1699037, 5097111, 8495185, 25485555]

約数ペア:

[(1, 25485555), (3, 8495185), (5, 5097111), (15, 1699037), (19, 1341345), (57, 447115), (95, 268269), (223, 114285), (285, 89423), (401, 63555), (669, 38095), (1115, 22857), (1203, 21185), (2005, 12711), (3345, 7619), (4237, 6015)]