731645390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1257

約数の個数: 64

約数和(自身を含む): 1542758400

約数和(自身を除く): 811113010

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 199, 265, 371, 398, 530, 742, 991, 995, 1393, 1855, 1982, 1990, 2786, 3710, 4955, 6937, 6965, 9910, 10547, 13874, 13930, 21094, 34685, 52523, 52735, 69370, 73829, 105046, 105470, 147658, 197209, 262615, 367661, 369145, 394418, 525230, 735322, 738290, 986045, 1380463, 1838305, 1972090, 2760926, 3676610, 6902315, 10452077, 13804630, 20904154, 52260385, 73164539, 104520770, 146329078, 365822695, 731645390]

約数ペア:

[(1, 731645390), (2, 365822695), (5, 146329078), (7, 104520770), (10, 73164539), (14, 52260385), (35, 20904154), (53, 13804630), (70, 10452077), (106, 6902315), (199, 3676610), (265, 2760926), (371, 1972090), (398, 1838305), (530, 1380463), (742, 986045), (991, 738290), (995, 735322), (1393, 525230), (1855, 394418), (1982, 369145), (1990, 367661), (2786, 262615), (3710, 197209), (4955, 147658), (6937, 105470), (6965, 105046), (9910, 73829), (10547, 69370), (13874, 52735), (13930, 52523), (21094, 34685)]