68614240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9973}}^1$

素因数の和:10031

約数の個数: 48

約数和(自身を含む): 165887568

約数和(自身を除く): 97273328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9973, 19946, 39892, 49865, 79784, 99730, 159568, 199460, 319136, 398920, 428839, 797840, 857678, 1595680, 1715356, 2144195, 3430712, 4288390, 6861424, 8576780, 13722848, 17153560, 34307120, 68614240]

約数ペア:

[(1, 68614240), (2, 34307120), (4, 17153560), (5, 13722848), (8, 8576780), (10, 6861424), (16, 4288390), (20, 3430712), (32, 2144195), (40, 1715356), (43, 1595680), (80, 857678), (86, 797840), (160, 428839), (172, 398920), (215, 319136), (344, 199460), (430, 159568), (688, 99730), (860, 79784), (1376, 49865), (1720, 39892), (3440, 19946), (6880, 9973)]