64385356

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 132088320

約数和(自身を除く): 67702964

約数列:

[1, 2, 4, 7, 14, 28, 71, 139, 142, 233, 278, 284, 466, 497, 556, 932, 973, 994, 1631, 1946, 1988, 3262, 3892, 6524, 9869, 16543, 19738, 32387, 33086, 39476, 64774, 66172, 69083, 115801, 129548, 138166, 226709, 231602, 276332, 453418, 463204, 906836, 2299477, 4598954, 9197908, 16096339, 32192678, 64385356]

約数ペア:

[(1, 64385356), (2, 32192678), (4, 16096339), (7, 9197908), (14, 4598954), (28, 2299477), (71, 906836), (139, 463204), (142, 453418), (233, 276332), (278, 231602), (284, 226709), (466, 138166), (497, 129548), (556, 115801), (932, 69083), (973, 66172), (994, 64774), (1631, 39476), (1946, 33086), (1988, 32387), (3262, 19738), (3892, 16543), (6524, 9869)]