256291070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{22741}}^1$

素因数の和:22785

約数の個数: 48

約数和(自身を含む): 559999008

約数和(自身を除く): 303707938

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 22741, 45482, 113705, 159187, 227410, 318374, 523043, 795935, 1046086, 1114309, 1591870, 2228618, 2615215, 3661301, 5230430, 5571545, 7322602, 11143090, 18306505, 25629107, 36613010, 51258214, 128145535, 256291070]

約数ペア:

[(1, 256291070), (2, 128145535), (5, 51258214), (7, 36613010), (10, 25629107), (14, 18306505), (23, 11143090), (35, 7322602), (46, 5571545), (49, 5230430), (70, 3661301), (98, 2615215), (115, 2228618), (161, 1591870), (230, 1114309), (245, 1046086), (322, 795935), (490, 523043), (805, 318374), (1127, 227410), (1610, 159187), (2254, 113705), (5635, 45482), (11270, 22741)]