13088920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25171}}^1$

素因数の和:25195

約数の個数: 32

約数和(自身を含む): 31716720

約数和(自身を除く): 18627800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 25171, 50342, 100684, 125855, 201368, 251710, 327223, 503420, 654446, 1006840, 1308892, 1636115, 2617784, 3272230, 6544460, 13088920]

約数ペア:

[(1, 13088920), (2, 6544460), (4, 3272230), (5, 2617784), (8, 1636115), (10, 1308892), (13, 1006840), (20, 654446), (26, 503420), (40, 327223), (52, 251710), (65, 201368), (104, 125855), (130, 100684), (260, 50342), (520, 25171)]