28348475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 38025840

約数和(自身を除く): 9677365

約数列:

[1, 5, 19, 25, 37, 95, 185, 475, 703, 925, 1613, 3515, 8065, 17575, 30647, 40325, 59681, 153235, 298405, 766175, 1133939, 1492025, 5669695, 28348475]

約数ペア:

[(1, 28348475), (5, 5669695), (19, 1492025), (25, 1133939), (37, 766175), (95, 298405), (185, 153235), (475, 59681), (703, 40325), (925, 30647), (1613, 17575), (3515, 8065)]