13005180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{72251}}^1$

素因数の和:72266

約数の個数: 36

約数和(自身を含む): 39449592

約数和(自身を除く): 26444412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 72251, 144502, 216753, 289004, 361255, 433506, 650259, 722510, 867012, 1083765, 1300518, 1445020, 2167530, 2601036, 3251295, 4335060, 6502590, 13005180]

約数ペア:

[(1, 13005180), (2, 6502590), (3, 4335060), (4, 3251295), (5, 2601036), (6, 2167530), (9, 1445020), (10, 1300518), (12, 1083765), (15, 867012), (18, 722510), (20, 650259), (30, 433506), (36, 361255), (45, 289004), (60, 216753), (90, 144502), (180, 72251)]