125465360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 309355200

約数和(自身を除く): 183889840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 197, 304, 380, 394, 419, 760, 788, 838, 985, 1520, 1576, 1676, 1970, 2095, 3152, 3352, 3743, 3940, 4190, 6704, 7486, 7880, 7961, 8380, 14972, 15760, 15922, 16760, 18715, 29944, 31844, 33520, 37430, 39805, 59888, 63688, 74860, 79610, 82543, 127376, 149720, 159220, 165086, 299440, 318440, 330172, 412715, 636880, 660344, 825430, 1320688, 1568317, 1650860, 3136634, 3301720, 6273268, 6603440, 7841585, 12546536, 15683170, 25093072, 31366340, 62732680, 125465360]

約数ペア:

[(1, 125465360), (2, 62732680), (4, 31366340), (5, 25093072), (8, 15683170), (10, 12546536), (16, 7841585), (19, 6603440), (20, 6273268), (38, 3301720), (40, 3136634), (76, 1650860), (80, 1568317), (95, 1320688), (152, 825430), (190, 660344), (197, 636880), (304, 412715), (380, 330172), (394, 318440), (419, 299440), (760, 165086), (788, 159220), (838, 149720), (985, 127376), (1520, 82543), (1576, 79610), (1676, 74860), (1970, 63688), (2095, 59888), (3152, 39805), (3352, 37430), (3743, 33520), (3940, 31844), (4190, 29944), (6704, 18715), (7486, 16760), (7880, 15922), (7961, 15760), (8380, 14972)]