25089228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 66943968

約数和(自身を除く): 41854740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 157, 193, 207, 276, 314, 386, 414, 471, 579, 628, 772, 828, 942, 1158, 1413, 1737, 1884, 2316, 2826, 3474, 3611, 4439, 5652, 6948, 7222, 8878, 10833, 13317, 14444, 17756, 21666, 26634, 30301, 32499, 39951, 43332, 53268, 60602, 64998, 79902, 90903, 121204, 129996, 159804, 181806, 272709, 363612, 545418, 696923, 1090836, 1393846, 2090769, 2787692, 4181538, 6272307, 8363076, 12544614, 25089228]

約数ペア:

[(1, 25089228), (2, 12544614), (3, 8363076), (4, 6272307), (6, 4181538), (9, 2787692), (12, 2090769), (18, 1393846), (23, 1090836), (36, 696923), (46, 545418), (69, 363612), (92, 272709), (138, 181806), (157, 159804), (193, 129996), (207, 121204), (276, 90903), (314, 79902), (386, 64998), (414, 60602), (471, 53268), (579, 43332), (628, 39951), (772, 32499), (828, 30301), (942, 26634), (1158, 21666), (1413, 17756), (1737, 14444), (1884, 13317), (2316, 10833), (2826, 8878), (3474, 7222), (3611, 6948), (4439, 5652)]