49104860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 121519440

約数和(自身を除く): 72414580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 563, 623, 890, 980, 1126, 1246, 1780, 2252, 2492, 2815, 3115, 3941, 4361, 5630, 6230, 7882, 8722, 11260, 12460, 15764, 17444, 19705, 21805, 27587, 39410, 43610, 50107, 55174, 78820, 87220, 100214, 110348, 137935, 200428, 250535, 275870, 350749, 501070, 551740, 701498, 1002140, 1402996, 1753745, 2455243, 3507490, 4910486, 7014980, 9820972, 12276215, 24552430, 49104860]

約数ペア:

[(1, 49104860), (2, 24552430), (4, 12276215), (5, 9820972), (7, 7014980), (10, 4910486), (14, 3507490), (20, 2455243), (28, 1753745), (35, 1402996), (49, 1002140), (70, 701498), (89, 551740), (98, 501070), (140, 350749), (178, 275870), (196, 250535), (245, 200428), (356, 137935), (445, 110348), (490, 100214), (563, 87220), (623, 78820), (890, 55174), (980, 50107), (1126, 43610), (1246, 39410), (1780, 27587), (2252, 21805), (2492, 19705), (2815, 17444), (3115, 15764), (3941, 12460), (4361, 11260), (5630, 8722), (6230, 7882)]