66475408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{601}}^1$

素因数の和:863

約数の個数: 40

約数和(自身を含む): 133769216

約数和(自身を除く): 67293808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 223, 248, 446, 496, 601, 892, 1202, 1784, 2404, 3568, 4808, 6913, 9616, 13826, 18631, 27652, 37262, 55304, 74524, 110608, 134023, 149048, 268046, 298096, 536092, 1072184, 2144368, 4154713, 8309426, 16618852, 33237704, 66475408]

約数ペア:

[(1, 66475408), (2, 33237704), (4, 16618852), (8, 8309426), (16, 4154713), (31, 2144368), (62, 1072184), (124, 536092), (223, 298096), (248, 268046), (446, 149048), (496, 134023), (601, 110608), (892, 74524), (1202, 55304), (1784, 37262), (2404, 27652), (3568, 18631), (4808, 13826), (6913, 9616)]