87364580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{739}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 192447360

約数和(自身を除く): 105082780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 739, 1028, 1285, 1478, 2570, 2956, 3695, 5140, 5911, 7390, 11822, 14780, 16997, 23644, 29555, 33994, 59110, 67988, 84985, 118220, 169970, 189923, 339940, 379846, 759692, 949615, 1899230, 3798460, 4368229, 8736458, 17472916, 21841145, 43682290, 87364580]

約数ペア:

[(1, 87364580), (2, 43682290), (4, 21841145), (5, 17472916), (10, 8736458), (20, 4368229), (23, 3798460), (46, 1899230), (92, 949615), (115, 759692), (230, 379846), (257, 339940), (460, 189923), (514, 169970), (739, 118220), (1028, 84985), (1285, 67988), (1478, 59110), (2570, 33994), (2956, 29555), (3695, 23644), (5140, 16997), (5911, 14780), (7390, 11822)]