25870305

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 44605440

約数和(自身を除く): 18735135

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2111, 2451, 4085, 6333, 10555, 12255, 31665, 40109, 90773, 120327, 200545, 272319, 453865, 601635, 1361595, 1724687, 5174061, 8623435, 25870305]

約数ペア:

[(1, 25870305), (3, 8623435), (5, 5174061), (15, 1724687), (19, 1361595), (43, 601635), (57, 453865), (95, 272319), (129, 200545), (215, 120327), (285, 90773), (645, 40109), (817, 31665), (2111, 12255), (2451, 10555), (4085, 6333)]