266495425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80149}}^1$

素因数の和:80185

約数の個数: 24

約数和(自身を含む): 397544000

約数和(自身を除く): 131048575

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 80149, 400745, 561043, 1522831, 2003725, 2805215, 7614155, 10659817, 14026075, 38070775, 53299085, 266495425]

約数ペア:

[(1, 266495425), (5, 53299085), (7, 38070775), (19, 14026075), (25, 10659817), (35, 7614155), (95, 2805215), (133, 2003725), (175, 1522831), (475, 561043), (665, 400745), (3325, 80149)]