77775728

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{21227}}^1$

素因数の和:21464

約数の個数: 20

約数和(自身を含む): 151355640

約数和(自身を除く): 73579912

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 21227, 42454, 84908, 169816, 339632, 4860983, 9721966, 19443932, 38887864, 77775728]

約数ペア:

[(1, 77775728), (2, 38887864), (4, 19443932), (8, 9721966), (16, 4860983), (229, 339632), (458, 169816), (916, 84908), (1832, 42454), (3664, 21227)]