25662572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 26081428

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 299, 499, 559, 598, 989, 998, 1118, 1196, 1978, 1996, 2236, 3956, 6487, 11477, 12857, 12974, 21457, 22954, 25714, 25948, 42914, 45908, 51428, 85828, 149201, 278941, 298402, 493511, 557882, 596804, 987022, 1115764, 1974044, 6415643, 12831286, 25662572]

約数ペア:

[(1, 25662572), (2, 12831286), (4, 6415643), (13, 1974044), (23, 1115764), (26, 987022), (43, 596804), (46, 557882), (52, 493511), (86, 298402), (92, 278941), (172, 149201), (299, 85828), (499, 51428), (559, 45908), (598, 42914), (989, 25948), (998, 25714), (1118, 22954), (1196, 21457), (1978, 12974), (1996, 12857), (2236, 11477), (3956, 6487)]