248657025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3067}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 438257664

約数和(自身を除く): 189600639

約数列:

[1, 3, 5, 15, 23, 25, 47, 69, 75, 115, 141, 235, 345, 575, 705, 1081, 1175, 1725, 3067, 3243, 3525, 5405, 9201, 15335, 16215, 27025, 46005, 70541, 76675, 81075, 144149, 211623, 230025, 352705, 432447, 720745, 1058115, 1763525, 2162235, 3315427, 3603725, 5290575, 9946281, 10811175, 16577135, 49731405, 82885675, 248657025]

約数ペア:

[(1, 248657025), (3, 82885675), (5, 49731405), (15, 16577135), (23, 10811175), (25, 9946281), (47, 5290575), (69, 3603725), (75, 3315427), (115, 2162235), (141, 1763525), (235, 1058115), (345, 720745), (575, 432447), (705, 352705), (1081, 230025), (1175, 211623), (1725, 144149), (3067, 81075), (3243, 76675), (3525, 70541), (5405, 46005), (9201, 27025), (15335, 16215)]