49788570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127663}}^1$

素因数の和:127686

約数の個数: 32

約数和(自身を含む): 128685312

約数和(自身を除く): 78896742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 127663, 255326, 382989, 638315, 765978, 1276630, 1659619, 1914945, 3319238, 3829890, 4978857, 8298095, 9957714, 16596190, 24894285, 49788570]

約数ペア:

[(1, 49788570), (2, 24894285), (3, 16596190), (5, 9957714), (6, 8298095), (10, 4978857), (13, 3829890), (15, 3319238), (26, 1914945), (30, 1659619), (39, 1276630), (65, 765978), (78, 638315), (130, 382989), (195, 255326), (390, 127663)]