25363840

素因数分解:

$2^7\times 5^1\times {\mathrm{39631}}^1$

素因数の和:39650

約数の個数: 32

約数和(自身を含む): 60636960

約数和(自身を除く): 35273120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39631, 79262, 158524, 198155, 317048, 396310, 634096, 792620, 1268192, 1585240, 2536384, 3170480, 5072768, 6340960, 12681920, 25363840]

約数ペア:

[(1, 25363840), (2, 12681920), (4, 6340960), (5, 5072768), (8, 3170480), (10, 2536384), (16, 1585240), (20, 1268192), (32, 792620), (40, 634096), (64, 396310), (80, 317048), (128, 198155), (160, 158524), (320, 79262), (640, 39631)]