66995425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20149}}^1$

素因数の和:20185

約数の個数: 24

約数和(自身を含む): 99944000

約数和(自身を除く): 32948575

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 20149, 100745, 141043, 382831, 503725, 705215, 1914155, 2679817, 3526075, 9570775, 13399085, 66995425]

約数ペア:

[(1, 66995425), (5, 13399085), (7, 9570775), (19, 3526075), (25, 2679817), (35, 1914155), (95, 705215), (133, 503725), (175, 382831), (475, 141043), (665, 100745), (3325, 20149)]