49176640

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{643}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 117774720

約数和(自身を除く): 68598080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 643, 956, 1195, 1286, 1912, 2390, 2572, 3215, 3824, 4780, 5144, 6430, 7648, 9560, 10288, 12860, 15296, 19120, 20576, 25720, 38240, 41152, 51440, 76480, 102880, 153677, 205760, 307354, 614708, 768385, 1229416, 1536770, 2458832, 3073540, 4917664, 6147080, 9835328, 12294160, 24588320, 49176640]

約数ペア:

[(1, 49176640), (2, 24588320), (4, 12294160), (5, 9835328), (8, 6147080), (10, 4917664), (16, 3073540), (20, 2458832), (32, 1536770), (40, 1229416), (64, 768385), (80, 614708), (160, 307354), (239, 205760), (320, 153677), (478, 102880), (643, 76480), (956, 51440), (1195, 41152), (1286, 38240), (1912, 25720), (2390, 20576), (2572, 19120), (3215, 15296), (3824, 12860), (4780, 10288), (5144, 9560), (6430, 7648)]