79985518

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{21149}}^1$

素因数の和:21243

約数の個数: 16

約数和(自身を含む): 125884800

約数和(自身を除く): 45899282

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 21149, 42298, 655619, 1290089, 1311238, 2580178, 39992759, 79985518]

約数ペア:

[(1, 79985518), (2, 39992759), (31, 2580178), (61, 1311238), (62, 1290089), (122, 655619), (1891, 42298), (3782, 21149)]