25809224

素因数分解:

$2^3\times 7^1\times {\mathrm{641}}^1\times {\mathrm{719}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 55468800

約数和(自身を除く): 29659576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 641, 719, 1282, 1438, 2564, 2876, 4487, 5033, 5128, 5752, 8974, 10066, 17948, 20132, 35896, 40264, 460879, 921758, 1843516, 3226153, 3687032, 6452306, 12904612, 25809224]

約数ペア:

[(1, 25809224), (2, 12904612), (4, 6452306), (7, 3687032), (8, 3226153), (14, 1843516), (28, 921758), (56, 460879), (641, 40264), (719, 35896), (1282, 20132), (1438, 17948), (2564, 10066), (2876, 8974), (4487, 5752), (5033, 5128)]