317264

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 20

約数和(自身を含む): 624960

約数和(自身を除く): 307696

約数列:

[1, 2, 4, 8, 16, 79, 158, 251, 316, 502, 632, 1004, 1264, 2008, 4016, 19829, 39658, 79316, 158632, 317264]

約数ペア:

[(1, 317264), (2, 158632), (4, 79316), (8, 39658), (16, 19829), (79, 4016), (158, 2008), (251, 1264), (316, 1004), (502, 632)]