51822560

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2063}}^1$

素因数の和:2235

約数の個数: 48

約数和(自身を含む): 123270336

約数和(自身を除く): 71447776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2063, 2512, 3140, 4126, 5024, 6280, 8252, 10315, 12560, 16504, 20630, 25120, 33008, 41260, 66016, 82520, 165040, 323891, 330080, 647782, 1295564, 1619455, 2591128, 3238910, 5182256, 6477820, 10364512, 12955640, 25911280, 51822560]

約数ペア:

[(1, 51822560), (2, 25911280), (4, 12955640), (5, 10364512), (8, 6477820), (10, 5182256), (16, 3238910), (20, 2591128), (32, 1619455), (40, 1295564), (80, 647782), (157, 330080), (160, 323891), (314, 165040), (628, 82520), (785, 66016), (1256, 41260), (1570, 33008), (2063, 25120), (2512, 20630), (3140, 16504), (4126, 12560), (5024, 10315), (6280, 8252)]