42478835

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 66355200

約数和(自身を除く): 23876365

約数列:

[1, 5, 7, 17, 31, 35, 47, 49, 85, 119, 155, 217, 235, 245, 329, 343, 527, 595, 799, 833, 1085, 1457, 1519, 1645, 1715, 2303, 2635, 3689, 3995, 4165, 5593, 5831, 7285, 7595, 10199, 10633, 11515, 16121, 18445, 24769, 25823, 27965, 29155, 39151, 50995, 53165, 71393, 80605, 123845, 129115, 173383, 180761, 195755, 274057, 356965, 499751, 866915, 903805, 1213681, 1370285, 2498755, 6068405, 8495767, 42478835]

約数ペア:

[(1, 42478835), (5, 8495767), (7, 6068405), (17, 2498755), (31, 1370285), (35, 1213681), (47, 903805), (49, 866915), (85, 499751), (119, 356965), (155, 274057), (217, 195755), (235, 180761), (245, 173383), (329, 129115), (343, 123845), (527, 80605), (595, 71393), (799, 53165), (833, 50995), (1085, 39151), (1457, 29155), (1519, 27965), (1645, 25823), (1715, 24769), (2303, 18445), (2635, 16121), (3689, 11515), (3995, 10633), (4165, 10199), (5593, 7595), (5831, 7285)]