197760725

素因数分解:

$5^2\times {\mathrm{47}}^2\times {\mathrm{3581}}^1$

素因数の和:3685

約数の個数: 18

約数和(自身を含む): 250621794

約数和(自身を除く): 52861069

約数列:

[1, 5, 25, 47, 235, 1175, 2209, 3581, 11045, 17905, 55225, 89525, 168307, 841535, 4207675, 7910429, 39552145, 197760725]

約数ペア:

[(1, 197760725), (5, 39552145), (25, 7910429), (47, 4207675), (235, 841535), (1175, 168307), (2209, 89525), (3581, 55225), (11045, 17905)]