25026640

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1019}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 58433760

約数和(自身を除く): 33407120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1019, 1228, 1535, 2038, 2456, 3070, 4076, 4912, 5095, 6140, 8152, 10190, 12280, 16304, 20380, 24560, 40760, 81520, 312833, 625666, 1251332, 1564165, 2502664, 3128330, 5005328, 6256660, 12513320, 25026640]

約数ペア:

[(1, 25026640), (2, 12513320), (4, 6256660), (5, 5005328), (8, 3128330), (10, 2502664), (16, 1564165), (20, 1251332), (40, 625666), (80, 312833), (307, 81520), (614, 40760), (1019, 24560), (1228, 20380), (1535, 16304), (2038, 12280), (2456, 10190), (3070, 8152), (4076, 6140), (4912, 5095)]