20324025

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{1531}}^1$

素因数の和:1606

約数の個数: 36

約数和(自身を含む): 37043760

約数和(自身を除く): 16719735

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 885, 1475, 1531, 2655, 4425, 4593, 7655, 13275, 13779, 22965, 38275, 68895, 90329, 114825, 270987, 344475, 451645, 812961, 1354935, 2258225, 4064805, 6774675, 20324025]

約数ペア:

[(1, 20324025), (3, 6774675), (5, 4064805), (9, 2258225), (15, 1354935), (25, 812961), (45, 451645), (59, 344475), (75, 270987), (177, 114825), (225, 90329), (295, 68895), (531, 38275), (885, 22965), (1475, 13779), (1531, 13275), (2655, 7655), (4425, 4593)]