25009905

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 41233536

約数和(自身を除く): 16223631

約数列:

[1, 3, 5, 15, 53, 159, 163, 193, 265, 489, 579, 795, 815, 965, 2445, 2895, 8639, 10229, 25917, 30687, 31459, 43195, 51145, 94377, 129585, 153435, 157295, 471885, 1667327, 5001981, 8336635, 25009905]

約数ペア:

[(1, 25009905), (3, 8336635), (5, 5001981), (15, 1667327), (53, 471885), (159, 157295), (163, 153435), (193, 129585), (265, 94377), (489, 51145), (579, 43195), (795, 31459), (815, 30687), (965, 25917), (2445, 10229), (2895, 8639)]