25992550

素因数分解:

$2^1\times 5^2\times {\mathrm{641}}^1\times {\mathrm{811}}^1$

素因数の和:1464

約数の個数: 24

約数和(自身を含む): 48481272

約数和(自身を除く): 22488722

約数列:

[1, 2, 5, 10, 25, 50, 641, 811, 1282, 1622, 3205, 4055, 6410, 8110, 16025, 20275, 32050, 40550, 519851, 1039702, 2599255, 5198510, 12996275, 25992550]

約数ペア:

[(1, 25992550), (2, 12996275), (5, 5198510), (10, 2599255), (25, 1039702), (50, 519851), (641, 40550), (811, 32050), (1282, 20275), (1622, 16025), (3205, 8110), (4055, 6410)]