260118145

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1663}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 369008640

約数和(自身を除く): 108890495

約数列:

[1, 5, 7, 35, 41, 109, 205, 287, 545, 763, 1435, 1663, 3815, 4469, 8315, 11641, 22345, 31283, 58205, 68183, 156415, 181267, 340915, 477281, 906335, 1268869, 2386405, 6344345, 7431947, 37159735, 52023629, 260118145]

約数ペア:

[(1, 260118145), (5, 52023629), (7, 37159735), (35, 7431947), (41, 6344345), (109, 2386405), (205, 1268869), (287, 906335), (545, 477281), (763, 340915), (1435, 181267), (1663, 156415), (3815, 68183), (4469, 58205), (8315, 31283), (11641, 22345)]