25161105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 43200000

約数和(自身を除く): 18038895

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1249, 1343, 3747, 4029, 6245, 6715, 18735, 20145, 21233, 63699, 98671, 106165, 296013, 318495, 493355, 1480065, 1677407, 5032221, 8387035, 25161105]

約数ペア:

[(1, 25161105), (3, 8387035), (5, 5032221), (15, 1677407), (17, 1480065), (51, 493355), (79, 318495), (85, 296013), (237, 106165), (255, 98671), (395, 63699), (1185, 21233), (1249, 20145), (1343, 18735), (3747, 6715), (4029, 6245)]