26400515

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1582

約数の個数: 16

約数和(自身を含む): 32840640

約数和(自身を除く): 6440125

約数列:

[1, 5, 41, 89, 205, 445, 1447, 3649, 7235, 18245, 59327, 128783, 296635, 643915, 5280103, 26400515]

約数ペア:

[(1, 26400515), (5, 5280103), (41, 643915), (89, 296635), (205, 128783), (445, 59327), (1447, 18245), (3649, 7235)]