81258800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29021}}^1$

素因数の和:29046

約数の個数: 60

約数和(自身を含む): 223121136

約数和(自身を除く): 141862336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 29021, 58042, 116084, 145105, 203147, 232168, 290210, 406294, 464336, 580420, 725525, 812588, 1015735, 1160840, 1451050, 1625176, 2031470, 2321680, 2902100, 3250352, 4062940, 5078675, 5804200, 8125880, 10157350, 11608400, 16251760, 20314700, 40629400, 81258800]

約数ペア:

[(1, 81258800), (2, 40629400), (4, 20314700), (5, 16251760), (7, 11608400), (8, 10157350), (10, 8125880), (14, 5804200), (16, 5078675), (20, 4062940), (25, 3250352), (28, 2902100), (35, 2321680), (40, 2031470), (50, 1625176), (56, 1451050), (70, 1160840), (80, 1015735), (100, 812588), (112, 725525), (140, 580420), (175, 464336), (200, 406294), (280, 290210), (350, 232168), (400, 203147), (560, 145105), (700, 116084), (1400, 58042), (2800, 29021)]