78871546

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 141926400

約数和(自身を除く): 63054854

約数列:

[1, 2, 13, 19, 26, 38, 43, 47, 79, 86, 94, 158, 247, 494, 559, 611, 817, 893, 1027, 1118, 1222, 1501, 1634, 1786, 2021, 2054, 3002, 3397, 3713, 4042, 6794, 7426, 10621, 11609, 19513, 21242, 23218, 26273, 38399, 39026, 44161, 48269, 52546, 64543, 70547, 76798, 88322, 96538, 129086, 141094, 159659, 319318, 499187, 839059, 917111, 998374, 1678118, 1834222, 2075567, 3033521, 4151134, 6067042, 39435773, 78871546]

約数ペア:

[(1, 78871546), (2, 39435773), (13, 6067042), (19, 4151134), (26, 3033521), (38, 2075567), (43, 1834222), (47, 1678118), (79, 998374), (86, 917111), (94, 839059), (158, 499187), (247, 319318), (494, 159659), (559, 141094), (611, 129086), (817, 96538), (893, 88322), (1027, 76798), (1118, 70547), (1222, 64543), (1501, 52546), (1634, 48269), (1786, 44161), (2021, 39026), (2054, 38399), (3002, 26273), (3397, 23218), (3713, 21242), (4042, 19513), (6794, 11609), (7426, 10621)]