200289215

素因数分解:

$5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{3257}}^1$

素因数の和:3527

約数の個数: 24

約数和(自身を含む): 280787472

約数和(自身を除く): 80498257

約数列:

[1, 5, 7, 35, 49, 245, 251, 1255, 1757, 3257, 8785, 12299, 16285, 22799, 61495, 113995, 159593, 797965, 817507, 4087535, 5722549, 28612745, 40057843, 200289215]

約数ペア:

[(1, 200289215), (5, 40057843), (7, 28612745), (35, 5722549), (49, 4087535), (245, 817507), (251, 797965), (1255, 159593), (1757, 113995), (3257, 61495), (8785, 22799), (12299, 16285)]