15645678515

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{4637}}^1$

素因数の和:4943

約数の個数: 32

約数和(自身を含む): 19541934720

約数和(自身を除く): 3896256205

約数列:

[1, 5, 41, 109, 151, 205, 545, 755, 4469, 4637, 6191, 16459, 22345, 23185, 30955, 82295, 190117, 505433, 674819, 700187, 950585, 2527165, 3374095, 3500935, 20722753, 28707667, 76320383, 103613765, 143538335, 381601915, 3129135703, 15645678515]

約数ペア:

[(1, 15645678515), (5, 3129135703), (41, 381601915), (109, 143538335), (151, 103613765), (205, 76320383), (545, 28707667), (755, 20722753), (4469, 3500935), (4637, 3374095), (6191, 2527165), (16459, 950585), (22345, 700187), (23185, 674819), (30955, 505433), (82295, 190117)]