81694970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6047}}^1$

素因数の和:6254

約数の個数: 32

約数和(自身を含む): 168956928

約数和(自身を除く): 87261958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1930, 2702, 6047, 6755, 12094, 13510, 30235, 42329, 60470, 84658, 211645, 423290, 1167071, 2334142, 5835355, 8169497, 11670710, 16338994, 40847485, 81694970]

約数ペア:

[(1, 81694970), (2, 40847485), (5, 16338994), (7, 11670710), (10, 8169497), (14, 5835355), (35, 2334142), (70, 1167071), (193, 423290), (386, 211645), (965, 84658), (1351, 60470), (1930, 42329), (2702, 30235), (6047, 13510), (6755, 12094)]