157123996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3994

約数の個数: 48

約数和(自身を含む): 316431360

約数和(自身を除く): 159307364

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 527, 589, 646, 1054, 1178, 1292, 2108, 2356, 3923, 7846, 10013, 15692, 20026, 40052, 66691, 74537, 121613, 133382, 149074, 243226, 266764, 298148, 486452, 1267129, 2067421, 2310647, 2534258, 4134842, 4621294, 5068516, 8269684, 9242588, 39280999, 78561998, 157123996]

約数ペア:

[(1, 157123996), (2, 78561998), (4, 39280999), (17, 9242588), (19, 8269684), (31, 5068516), (34, 4621294), (38, 4134842), (62, 2534258), (68, 2310647), (76, 2067421), (124, 1267129), (323, 486452), (527, 298148), (589, 266764), (646, 243226), (1054, 149074), (1178, 133382), (1292, 121613), (2108, 74537), (2356, 66691), (3923, 40052), (7846, 20026), (10013, 15692)]