25117008980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{25629601}}^1$

素因数の和:25629624

約数の個数: 36

約数和(自身を含む): 61357267188

約数和(自身を除く): 36240258208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 25629601, 51259202, 102518404, 128148005, 179407207, 256296010, 358814414, 512592020, 717628828, 897036035, 1255850449, 1794072070, 2511700898, 3588144140, 5023401796, 6279252245, 12558504490, 25117008980]

約数ペア:

[(1, 25117008980), (2, 12558504490), (4, 6279252245), (5, 5023401796), (7, 3588144140), (10, 2511700898), (14, 1794072070), (20, 1255850449), (28, 897036035), (35, 717628828), (49, 512592020), (70, 358814414), (98, 256296010), (140, 179407207), (196, 128148005), (245, 102518404), (490, 51259202), (980, 25629601)]