28985825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{967}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 39610560

約数和(自身を除く): 10624735

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 967, 1199, 2725, 4835, 5995, 10637, 24175, 29975, 53185, 105403, 265925, 527015, 1159433, 2635075, 5797165, 28985825]

約数ペア:

[(1, 28985825), (5, 5797165), (11, 2635075), (25, 1159433), (55, 527015), (109, 265925), (275, 105403), (545, 53185), (967, 29975), (1199, 24175), (2725, 10637), (4835, 5995)]