71375164

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 154441728

約数和(自身を除く): 83066564

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 71, 92, 98, 142, 161, 196, 223, 284, 322, 446, 497, 644, 892, 994, 1127, 1561, 1633, 1988, 2254, 3122, 3266, 3479, 4508, 5129, 6244, 6532, 6958, 10258, 10927, 11431, 13916, 15833, 20516, 21854, 22862, 31666, 35903, 43708, 45724, 63332, 71806, 80017, 110831, 143612, 160034, 221662, 251321, 320068, 364159, 443324, 502642, 728318, 775817, 1005284, 1456636, 1551634, 2549113, 3103268, 5098226, 10196452, 17843791, 35687582, 71375164]

約数ペア:

[(1, 71375164), (2, 35687582), (4, 17843791), (7, 10196452), (14, 5098226), (23, 3103268), (28, 2549113), (46, 1551634), (49, 1456636), (71, 1005284), (92, 775817), (98, 728318), (142, 502642), (161, 443324), (196, 364159), (223, 320068), (284, 251321), (322, 221662), (446, 160034), (497, 143612), (644, 110831), (892, 80017), (994, 71806), (1127, 63332), (1561, 45724), (1633, 43708), (1988, 35903), (2254, 31666), (3122, 22862), (3266, 21854), (3479, 20516), (4508, 15833), (5129, 13916), (6244, 11431), (6532, 10927), (6958, 10258)]