51330440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26189}}^1$

素因数の和:26214

約数の個数: 48

約数和(自身を含む): 134354700

約数和(自身を除く): 83024260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26189, 52378, 104756, 130945, 183323, 209512, 261890, 366646, 523780, 733292, 916615, 1047560, 1283261, 1466584, 1833230, 2566522, 3666460, 5133044, 6416305, 7332920, 10266088, 12832610, 25665220, 51330440]

約数ペア:

[(1, 51330440), (2, 25665220), (4, 12832610), (5, 10266088), (7, 7332920), (8, 6416305), (10, 5133044), (14, 3666460), (20, 2566522), (28, 1833230), (35, 1466584), (40, 1283261), (49, 1047560), (56, 916615), (70, 733292), (98, 523780), (140, 366646), (196, 261890), (245, 209512), (280, 183323), (392, 130945), (490, 104756), (980, 52378), (1960, 26189)]