66628268

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 138890304

約数和(自身を除く): 72262036

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 511, 518, 881, 1022, 1036, 1762, 2044, 2701, 3524, 5402, 6167, 10804, 12334, 18907, 24668, 32597, 37814, 64313, 65194, 75628, 128626, 130388, 228179, 257252, 450191, 456358, 900382, 912716, 1800764, 2379581, 4759162, 9518324, 16657067, 33314134, 66628268]

約数ペア:

[(1, 66628268), (2, 33314134), (4, 16657067), (7, 9518324), (14, 4759162), (28, 2379581), (37, 1800764), (73, 912716), (74, 900382), (146, 456358), (148, 450191), (259, 257252), (292, 228179), (511, 130388), (518, 128626), (881, 75628), (1022, 65194), (1036, 64313), (1762, 37814), (2044, 32597), (2701, 24668), (3524, 18907), (5402, 12334), (6167, 10804)]