64584572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 129360000

約数和(自身を除く): 64775428

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 247, 262, 494, 499, 524, 988, 998, 1703, 1996, 2489, 3406, 4978, 6487, 6812, 9481, 9956, 12974, 18962, 25948, 32357, 37924, 64714, 65369, 123253, 129428, 130738, 246506, 261476, 493012, 849797, 1242011, 1699594, 2484022, 3399188, 4968044, 16146143, 32292286, 64584572]

約数ペア:

[(1, 64584572), (2, 32292286), (4, 16146143), (13, 4968044), (19, 3399188), (26, 2484022), (38, 1699594), (52, 1242011), (76, 849797), (131, 493012), (247, 261476), (262, 246506), (494, 130738), (499, 129428), (524, 123253), (988, 65369), (998, 64714), (1703, 37924), (1996, 32357), (2489, 25948), (3406, 18962), (4978, 12974), (6487, 9956), (6812, 9481)]