25203440

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1013}}^1$

素因数の和:1337

約数の個数: 40

約数和(自身を含む): 58844448

約数和(自身を除く): 33641008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1013, 1244, 1555, 2026, 2488, 3110, 4052, 4976, 5065, 6220, 8104, 10130, 12440, 16208, 20260, 24880, 40520, 81040, 315043, 630086, 1260172, 1575215, 2520344, 3150430, 5040688, 6300860, 12601720, 25203440]

約数ペア:

[(1, 25203440), (2, 12601720), (4, 6300860), (5, 5040688), (8, 3150430), (10, 2520344), (16, 1575215), (20, 1260172), (40, 630086), (80, 315043), (311, 81040), (622, 40520), (1013, 24880), (1244, 20260), (1555, 16208), (2026, 12440), (2488, 10130), (3110, 8104), (4052, 6220), (4976, 5065)]