25278390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{280871}}^1$

素因数の和:280884

約数の個数: 24

約数和(自身を含む): 65724048

約数和(自身を除く): 40445658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 280871, 561742, 842613, 1404355, 1685226, 2527839, 2808710, 4213065, 5055678, 8426130, 12639195, 25278390]

約数ペア:

[(1, 25278390), (2, 12639195), (3, 8426130), (5, 5055678), (6, 4213065), (9, 2808710), (10, 2527839), (15, 1685226), (18, 1404355), (30, 842613), (45, 561742), (90, 280871)]