68348548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 133741440

約数和(自身を除く): 65392892

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 244, 437, 641, 874, 1159, 1282, 1403, 1748, 2318, 2564, 2806, 4636, 5612, 12179, 14743, 24358, 26657, 29486, 39101, 48716, 53314, 58972, 78202, 106628, 156404, 280117, 560234, 742919, 899323, 1120468, 1485838, 1798646, 2971676, 3597292, 17087137, 34174274, 68348548]

約数ペア:

[(1, 68348548), (2, 34174274), (4, 17087137), (19, 3597292), (23, 2971676), (38, 1798646), (46, 1485838), (61, 1120468), (76, 899323), (92, 742919), (122, 560234), (244, 280117), (437, 156404), (641, 106628), (874, 78202), (1159, 58972), (1282, 53314), (1403, 48716), (1748, 39101), (2318, 29486), (2564, 26657), (2806, 24358), (4636, 14743), (5612, 12179)]