71380614400

素因数分解:

$2^8\times 5^2\times {\mathrm{139}}^1\times {\mathrm{80239}}^1$

素因数の和:80404

約数の個数: 108

約数和(自身を含む): 177951457600

約数和(自身を除く): 106570843200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 139, 160, 200, 256, 278, 320, 400, 556, 640, 695, 800, 1112, 1280, 1390, 1600, 2224, 2780, 3200, 3475, 4448, 5560, 6400, 6950, 8896, 11120, 13900, 17792, 22240, 27800, 35584, 44480, 55600, 80239, 88960, 111200, 160478, 177920, 222400, 320956, 401195, 444800, 641912, 802390, 889600, 1283824, 1604780, 2005975, 2567648, 3209560, 4011950, 5135296, 6419120, 8023900, 10270592, 11153221, 12838240, 16047800, 20541184, 22306442, 25676480, 32095600, 44612884, 51352960, 55766105, 64191200, 89225768, 102705920, 111532210, 128382400, 178451536, 223064420, 256764800, 278830525, 356903072, 446128840, 513529600, 557661050, 713806144, 892257680, 1115322100, 1427612288, 1784515360, 2230644200, 2855224576, 3569030720, 4461288400, 7138061440, 8922576800, 14276122880, 17845153600, 35690307200, 71380614400]

約数ペア:

[(1, 71380614400), (2, 35690307200), (4, 17845153600), (5, 14276122880), (8, 8922576800), (10, 7138061440), (16, 4461288400), (20, 3569030720), (25, 2855224576), (32, 2230644200), (40, 1784515360), (50, 1427612288), (64, 1115322100), (80, 892257680), (100, 713806144), (128, 557661050), (139, 513529600), (160, 446128840), (200, 356903072), (256, 278830525), (278, 256764800), (320, 223064420), (400, 178451536), (556, 128382400), (640, 111532210), (695, 102705920), (800, 89225768), (1112, 64191200), (1280, 55766105), (1390, 51352960), (1600, 44612884), (2224, 32095600), (2780, 25676480), (3200, 22306442), (3475, 20541184), (4448, 16047800), (5560, 12838240), (6400, 11153221), (6950, 10270592), (8896, 8023900), (11120, 6419120), (13900, 5135296), (17792, 4011950), (22240, 3209560), (27800, 2567648), (35584, 2005975), (44480, 1604780), (55600, 1283824), (80239, 889600), (88960, 802390), (111200, 641912), (160478, 444800), (177920, 401195), (222400, 320956)]