66838450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{27281}}^1$

素因数の和:27307

約数の個数: 36

約数和(自身を含む): 144621882

約数和(自身を除く): 77783432

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 27281, 54562, 136405, 190967, 272810, 381934, 682025, 954835, 1336769, 1364050, 1909670, 2673538, 4774175, 6683845, 9548350, 13367690, 33419225, 66838450]

約数ペア:

[(1, 66838450), (2, 33419225), (5, 13367690), (7, 9548350), (10, 6683845), (14, 4774175), (25, 2673538), (35, 1909670), (49, 1364050), (50, 1336769), (70, 954835), (98, 682025), (175, 381934), (245, 272810), (350, 190967), (490, 136405), (1225, 54562), (2450, 27281)]