49415720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 115445520

約数和(自身を除く): 66029800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 173, 185, 193, 296, 346, 370, 386, 692, 740, 772, 865, 965, 1384, 1480, 1544, 1730, 1930, 3460, 3860, 6401, 6920, 7141, 7720, 12802, 14282, 25604, 28564, 32005, 33389, 35705, 51208, 57128, 64010, 66778, 71410, 128020, 133556, 142820, 166945, 256040, 267112, 285640, 333890, 667780, 1235393, 1335560, 2470786, 4941572, 6176965, 9883144, 12353930, 24707860, 49415720]

約数ペア:

[(1, 49415720), (2, 24707860), (4, 12353930), (5, 9883144), (8, 6176965), (10, 4941572), (20, 2470786), (37, 1335560), (40, 1235393), (74, 667780), (148, 333890), (173, 285640), (185, 267112), (193, 256040), (296, 166945), (346, 142820), (370, 133556), (386, 128020), (692, 71410), (740, 66778), (772, 64010), (865, 57128), (965, 51208), (1384, 35705), (1480, 33389), (1544, 32005), (1730, 28564), (1930, 25604), (3460, 14282), (3860, 12802), (6401, 7720), (6920, 7141)]