28151425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 36765504

約数和(自身を除く): 8614079

約数列:

[1, 5, 23, 25, 115, 173, 283, 575, 865, 1415, 3979, 4325, 6509, 7075, 19895, 32545, 48959, 99475, 162725, 244795, 1126057, 1223975, 5630285, 28151425]

約数ペア:

[(1, 28151425), (5, 5630285), (23, 1223975), (25, 1126057), (115, 244795), (173, 162725), (283, 99475), (575, 48959), (865, 32545), (1415, 19895), (3979, 7075), (4325, 6509)]