26288480

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3879

約数の個数: 48

約数和(自身を含む): 63567504

約数和(自身を除く): 37279024

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, 3821, 6880, 7642, 15284, 19105, 30568, 38210, 61136, 76420, 122272, 152840, 164303, 305680, 328606, 611360, 657212, 821515, 1314424, 1643030, 2628848, 3286060, 5257696, 6572120, 13144240, 26288480]

約数ペア:

[(1, 26288480), (2, 13144240), (4, 6572120), (5, 5257696), (8, 3286060), (10, 2628848), (16, 1643030), (20, 1314424), (32, 821515), (40, 657212), (43, 611360), (80, 328606), (86, 305680), (160, 164303), (172, 152840), (215, 122272), (344, 76420), (430, 61136), (688, 38210), (860, 30568), (1376, 19105), (1720, 15284), (3440, 7642), (3821, 6880)]