49805560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25411}}^1$

素因数の和:25436

約数の個数: 48

約数和(自身を含む): 130363560

約数和(自身を除く): 80558000

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, 25411, 50822, 101644, 127055, 177877, 203288, 254110, 355754, 508220, 711508, 889385, 1016440, 1245139, 1423016, 1778770, 2490278, 3557540, 4980556, 6225695, 7115080, 9961112, 12451390, 24902780, 49805560]

約数ペア:

[(1, 49805560), (2, 24902780), (4, 12451390), (5, 9961112), (7, 7115080), (8, 6225695), (10, 4980556), (14, 3557540), (20, 2490278), (28, 1778770), (35, 1423016), (40, 1245139), (49, 1016440), (56, 889385), (70, 711508), (98, 508220), (140, 355754), (196, 254110), (245, 203288), (280, 177877), (392, 127055), (490, 101644), (980, 50822), (1960, 25411)]