31327840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8513}}^1$

素因数の和:8551

約数の個数: 48

約数和(自身を含む): 77239008

約数和(自身を除く): 45911168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 8513, 17026, 34052, 42565, 68104, 85130, 136208, 170260, 195799, 272416, 340520, 391598, 681040, 783196, 978995, 1362080, 1566392, 1957990, 3132784, 3915980, 6265568, 7831960, 15663920, 31327840]

約数ペア:

[(1, 31327840), (2, 15663920), (4, 7831960), (5, 6265568), (8, 3915980), (10, 3132784), (16, 1957990), (20, 1566392), (23, 1362080), (32, 978995), (40, 783196), (46, 681040), (80, 391598), (92, 340520), (115, 272416), (160, 195799), (184, 170260), (230, 136208), (368, 85130), (460, 68104), (736, 42565), (920, 34052), (1840, 17026), (3680, 8513)]