72899392

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 56

約数和(自身を含む): 149668992

約数和(自身を除く): 76769600

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 71, 122, 142, 244, 263, 284, 488, 526, 568, 976, 1052, 1136, 1952, 2104, 2272, 3904, 4208, 4331, 4544, 8416, 8662, 16043, 16832, 17324, 18673, 32086, 34648, 37346, 64172, 69296, 74692, 128344, 138592, 149384, 256688, 277184, 298768, 513376, 597536, 1026752, 1139053, 1195072, 2278106, 4556212, 9112424, 18224848, 36449696, 72899392]

約数ペア:

[(1, 72899392), (2, 36449696), (4, 18224848), (8, 9112424), (16, 4556212), (32, 2278106), (61, 1195072), (64, 1139053), (71, 1026752), (122, 597536), (142, 513376), (244, 298768), (263, 277184), (284, 256688), (488, 149384), (526, 138592), (568, 128344), (976, 74692), (1052, 69296), (1136, 64172), (1952, 37346), (2104, 34648), (2272, 32086), (3904, 18673), (4208, 17324), (4331, 16832), (4544, 16043), (8416, 8662)]