318320425

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{1949}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 406224000

約数和(自身を除く): 87903575

約数列:

[1, 5, 25, 47, 139, 235, 695, 1175, 1949, 3475, 6533, 9745, 32665, 48725, 91603, 163325, 270911, 458015, 1354555, 2290075, 6772775, 12732817, 63664085, 318320425]

約数ペア:

[(1, 318320425), (5, 63664085), (25, 12732817), (47, 6772775), (139, 2290075), (235, 1354555), (695, 458015), (1175, 270911), (1949, 163325), (3475, 91603), (6533, 48725), (9745, 32665)]