1325729408

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1301}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 2788884000

約数和(自身を除く): 1463154592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 419, 608, 838, 1216, 1301, 1676, 2432, 2602, 3352, 5204, 6704, 7961, 10408, 13408, 15922, 20816, 24719, 26816, 31844, 41632, 49438, 53632, 63688, 83264, 98876, 127376, 166528, 197752, 254752, 395504, 509504, 545119, 791008, 1019008, 1090238, 1582016, 2180476, 3164032, 4360952, 8721904, 10357261, 17443808, 20714522, 34887616, 41429044, 69775232, 82858088, 165716176, 331432352, 662864704, 1325729408]

約数ペア:

[(1, 1325729408), (2, 662864704), (4, 331432352), (8, 165716176), (16, 82858088), (19, 69775232), (32, 41429044), (38, 34887616), (64, 20714522), (76, 17443808), (128, 10357261), (152, 8721904), (304, 4360952), (419, 3164032), (608, 2180476), (838, 1582016), (1216, 1090238), (1301, 1019008), (1676, 791008), (2432, 545119), (2602, 509504), (3352, 395504), (5204, 254752), (6704, 197752), (7961, 166528), (10408, 127376), (13408, 98876), (15922, 83264), (20816, 63688), (24719, 53632), (26816, 49438), (31844, 41632)]