30390025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 40042080

約数和(自身を除く): 9652055

約数列:

[1, 5, 19, 25, 95, 137, 467, 475, 685, 2335, 2603, 3425, 8873, 11675, 13015, 44365, 63979, 65075, 221825, 319895, 1215601, 1599475, 6078005, 30390025]

約数ペア:

[(1, 30390025), (5, 6078005), (19, 1599475), (25, 1215601), (95, 319895), (137, 221825), (467, 65075), (475, 63979), (685, 44365), (2335, 13015), (2603, 11675), (3425, 8873)]