320128

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 32

約数和(自身を含む): 664020

約数和(自身を除く): 343892

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 128, 164, 244, 328, 488, 656, 976, 1312, 1952, 2501, 2624, 3904, 5002, 5248, 7808, 10004, 20008, 40016, 80032, 160064, 320128]

約数ペア:

[(1, 320128), (2, 160064), (4, 80032), (8, 40016), (16, 20008), (32, 10004), (41, 7808), (61, 5248), (64, 5002), (82, 3904), (122, 2624), (128, 2501), (164, 1952), (244, 1312), (328, 976), (488, 656)]