87338972

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 191520000

約数和(自身を除く): 104181028

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 49, 76, 94, 98, 133, 188, 196, 266, 329, 499, 532, 658, 893, 931, 998, 1316, 1786, 1862, 1996, 2303, 3493, 3572, 3724, 4606, 6251, 6986, 9212, 9481, 12502, 13972, 18962, 23453, 24451, 25004, 37924, 43757, 46906, 48902, 66367, 87514, 93812, 97804, 132734, 164171, 175028, 265468, 328342, 445607, 464569, 656684, 891214, 929138, 1149197, 1782428, 1858276, 2298394, 3119249, 4596788, 6238498, 12476996, 21834743, 43669486, 87338972]

約数ペア:

[(1, 87338972), (2, 43669486), (4, 21834743), (7, 12476996), (14, 6238498), (19, 4596788), (28, 3119249), (38, 2298394), (47, 1858276), (49, 1782428), (76, 1149197), (94, 929138), (98, 891214), (133, 656684), (188, 464569), (196, 445607), (266, 328342), (329, 265468), (499, 175028), (532, 164171), (658, 132734), (893, 97804), (931, 93812), (998, 87514), (1316, 66367), (1786, 48902), (1862, 46906), (1996, 43757), (2303, 37924), (3493, 25004), (3572, 24451), (3724, 23453), (4606, 18962), (6251, 13972), (6986, 12502), (9212, 9481)]