28810368725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{53281}}^1$

素因数の和:53837

約数の個数: 24

約数和(自身を含む): 36629030592

約数和(自身を除く): 7818661867

約数列:

[1, 5, 25, 43, 215, 503, 1075, 2515, 12575, 21629, 53281, 108145, 266405, 540725, 1332025, 2291083, 11455415, 26800343, 57277075, 134001715, 670008575, 1152414749, 5762073745, 28810368725]

約数ペア:

[(1, 28810368725), (5, 5762073745), (25, 1152414749), (43, 670008575), (215, 134001715), (503, 57277075), (1075, 26800343), (2515, 11455415), (12575, 2291083), (21629, 1332025), (53281, 540725), (108145, 266405)]