30495205

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 40055040

約数和(自身を除く): 9559835

約数列:

[1, 5, 13, 65, 151, 169, 239, 755, 845, 1195, 1963, 3107, 9815, 15535, 25519, 36089, 40391, 127595, 180445, 201955, 469157, 2345785, 6099041, 30495205]

約数ペア:

[(1, 30495205), (5, 6099041), (13, 2345785), (65, 469157), (151, 201955), (169, 180445), (239, 127595), (755, 40391), (845, 36089), (1195, 25519), (1963, 15535), (3107, 9815)]