71545328

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{109063}}^1$

素因数の和:109112

約数の個数: 20

約数和(自身を含む): 142001328

約数和(自身を除く): 70456000

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 109063, 218126, 436252, 872504, 1745008, 4471583, 8943166, 17886332, 35772664, 71545328]

約数ペア:

[(1, 71545328), (2, 35772664), (4, 17886332), (8, 8943166), (16, 4471583), (41, 1745008), (82, 872504), (164, 436252), (328, 218126), (656, 109063)]