50358280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25693}}^1$

素因数の和:25718

約数の個数: 48

約数和(自身を含む): 131810220

約数和(自身を除く): 81451940

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, 25693, 51386, 102772, 128465, 179851, 205544, 256930, 359702, 513860, 719404, 899255, 1027720, 1258957, 1438808, 1798510, 2517914, 3597020, 5035828, 6294785, 7194040, 10071656, 12589570, 25179140, 50358280]

約数ペア:

[(1, 50358280), (2, 25179140), (4, 12589570), (5, 10071656), (7, 7194040), (8, 6294785), (10, 5035828), (14, 3597020), (20, 2517914), (28, 1798510), (35, 1438808), (40, 1258957), (49, 1027720), (56, 899255), (70, 719404), (98, 513860), (140, 359702), (196, 256930), (245, 205544), (280, 179851), (392, 128465), (490, 102772), (980, 51386), (1960, 25693)]