156880052

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 319377408

約数和(自身を除く): 162497356

約数列:

[1, 2, 4, 7, 14, 28, 127, 157, 254, 281, 314, 508, 562, 628, 889, 1099, 1124, 1778, 1967, 2198, 3556, 3934, 4396, 7868, 19939, 35687, 39878, 44117, 71374, 79756, 88234, 139573, 142748, 176468, 249809, 279146, 308819, 499618, 558292, 617638, 999236, 1235276, 5602859, 11205718, 22411436, 39220013, 78440026, 156880052]

約数ペア:

[(1, 156880052), (2, 78440026), (4, 39220013), (7, 22411436), (14, 11205718), (28, 5602859), (127, 1235276), (157, 999236), (254, 617638), (281, 558292), (314, 499618), (508, 308819), (562, 279146), (628, 249809), (889, 176468), (1099, 142748), (1124, 139573), (1778, 88234), (1967, 79756), (2198, 71374), (3556, 44117), (3934, 39878), (4396, 35687), (7868, 19939)]