202080475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1091}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 259983360

約数和(自身を除く): 57902885

約数列:

[1, 5, 25, 31, 155, 239, 775, 1091, 1195, 5455, 5975, 7409, 27275, 33821, 37045, 169105, 185225, 260749, 845525, 1303745, 6518725, 8083219, 40416095, 202080475]

約数ペア:

[(1, 202080475), (5, 40416095), (25, 8083219), (31, 6518725), (155, 1303745), (239, 845525), (775, 260749), (1091, 185225), (1195, 169105), (5455, 37045), (5975, 33821), (7409, 27275)]