25191292

素因数分解:

$2^2\times 7^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 60

約数和(自身を含む): 53487896

約数和(自身を除く): 28296604

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 61, 86, 98, 122, 172, 196, 244, 301, 343, 427, 602, 686, 854, 1204, 1372, 1708, 2107, 2401, 2623, 2989, 4214, 4802, 5246, 5978, 8428, 9604, 10492, 11956, 14749, 18361, 20923, 29498, 36722, 41846, 58996, 73444, 83692, 103243, 128527, 146461, 206486, 257054, 292922, 412972, 514108, 585844, 899689, 1799378, 3598756, 6297823, 12595646, 25191292]

約数ペア:

[(1, 25191292), (2, 12595646), (4, 6297823), (7, 3598756), (14, 1799378), (28, 899689), (43, 585844), (49, 514108), (61, 412972), (86, 292922), (98, 257054), (122, 206486), (172, 146461), (196, 128527), (244, 103243), (301, 83692), (343, 73444), (427, 58996), (602, 41846), (686, 36722), (854, 29498), (1204, 20923), (1372, 18361), (1708, 14749), (2107, 11956), (2401, 10492), (2623, 9604), (2989, 8428), (4214, 5978), (4802, 5246)]