49339940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1741}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 112672560

約数和(自身を除く): 63332620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1741, 2180, 2834, 3482, 5668, 6964, 7085, 8705, 14170, 17410, 22633, 28340, 34820, 45266, 90532, 113165, 189769, 226330, 379538, 452660, 759076, 948845, 1897690, 2466997, 3795380, 4933994, 9867988, 12334985, 24669970, 49339940]

約数ペア:

[(1, 49339940), (2, 24669970), (4, 12334985), (5, 9867988), (10, 4933994), (13, 3795380), (20, 2466997), (26, 1897690), (52, 948845), (65, 759076), (109, 452660), (130, 379538), (218, 226330), (260, 189769), (436, 113165), (545, 90532), (1090, 45266), (1417, 34820), (1741, 28340), (2180, 22633), (2834, 17410), (3482, 14170), (5668, 8705), (6964, 7085)]