30542900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7103}}^1$

素因数の和:7160

約数の個数: 36

約数和(自身を含む): 67828992

約数和(自身を除く): 37286092

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 7103, 14206, 28412, 35515, 71030, 142060, 177575, 305429, 355150, 610858, 710300, 1221716, 1527145, 3054290, 6108580, 7635725, 15271450, 30542900]

約数ペア:

[(1, 30542900), (2, 15271450), (4, 7635725), (5, 6108580), (10, 3054290), (20, 1527145), (25, 1221716), (43, 710300), (50, 610858), (86, 355150), (100, 305429), (172, 177575), (215, 142060), (430, 71030), (860, 35515), (1075, 28412), (2150, 14206), (4300, 7103)]