66422900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{10889}}^1$

素因数の和:10964

約数の個数: 36

約数和(自身を含む): 146514060

約数和(自身を除く): 80091160

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 10889, 21778, 43556, 54445, 108890, 217780, 272225, 544450, 664229, 1088900, 1328458, 2656916, 3321145, 6642290, 13284580, 16605725, 33211450, 66422900]

約数ペア:

[(1, 66422900), (2, 33211450), (4, 16605725), (5, 13284580), (10, 6642290), (20, 3321145), (25, 2656916), (50, 1328458), (61, 1088900), (100, 664229), (122, 544450), (244, 272225), (305, 217780), (610, 108890), (1220, 54445), (1525, 43556), (3050, 21778), (6100, 10889)]