71708128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2087

約数の個数: 48

約数和(自身を含む): 151200000

約数和(自身を除く): 79491872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 608, 944, 1121, 1888, 1999, 2242, 3998, 4484, 7996, 8968, 15992, 17936, 31984, 35872, 37981, 63968, 75962, 117941, 151924, 235882, 303848, 471764, 607696, 943528, 1215392, 1887056, 2240879, 3774112, 4481758, 8963516, 17927032, 35854064, 71708128]

約数ペア:

[(1, 71708128), (2, 35854064), (4, 17927032), (8, 8963516), (16, 4481758), (19, 3774112), (32, 2240879), (38, 1887056), (59, 1215392), (76, 943528), (118, 607696), (152, 471764), (236, 303848), (304, 235882), (472, 151924), (608, 117941), (944, 75962), (1121, 63968), (1888, 37981), (1999, 35872), (2242, 31984), (3998, 17936), (4484, 15992), (7996, 8968)]