42155600

素因数分解:

$2^4\times 5^2\times {\mathrm{105389}}^1$

素因数の和:105407

約数の個数: 30

約数和(自身を含む): 101279790

約数和(自身を除く): 59124190

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105389, 210778, 421556, 526945, 843112, 1053890, 1686224, 2107780, 2634725, 4215560, 5269450, 8431120, 10538900, 21077800, 42155600]

約数ペア:

[(1, 42155600), (2, 21077800), (4, 10538900), (5, 8431120), (8, 5269450), (10, 4215560), (16, 2634725), (20, 2107780), (25, 1686224), (40, 1053890), (50, 843112), (80, 526945), (100, 421556), (200, 210778), (400, 105389)]