85704160

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12457}}^1$

素因数の和:12515

約数の個数: 48

約数和(自身を含む): 207201456

約数和(自身を除く): 121497296

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, 12457, 24914, 49828, 62285, 99656, 124570, 199312, 249140, 398624, 498280, 535651, 996560, 1071302, 1993120, 2142604, 2678255, 4285208, 5356510, 8570416, 10713020, 17140832, 21426040, 42852080, 85704160]

約数ペア:

[(1, 85704160), (2, 42852080), (4, 21426040), (5, 17140832), (8, 10713020), (10, 8570416), (16, 5356510), (20, 4285208), (32, 2678255), (40, 2142604), (43, 1993120), (80, 1071302), (86, 996560), (160, 535651), (172, 498280), (215, 398624), (344, 249140), (430, 199312), (688, 124570), (860, 99656), (1376, 62285), (1720, 49828), (3440, 24914), (6880, 12457)]