80479664

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{10501}}^1$

素因数の和:10988

約数の個数: 20

約数和(自身を含む): 156269760

約数和(自身を除く): 75790096

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 10501, 21002, 42004, 84008, 168016, 5029979, 10059958, 20119916, 40239832, 80479664]

約数ペア:

[(1, 80479664), (2, 40239832), (4, 20119916), (8, 10059958), (16, 5029979), (479, 168016), (958, 84008), (1916, 42004), (3832, 21002), (7664, 10501)]