81568130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37589}}^1$

素因数の和:37634

約数の個数: 32

約数和(自身を含む): 173214720

約数和(自身を除く): 91646590

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 37589, 75178, 187945, 263123, 375890, 526246, 1165259, 1315615, 2330518, 2631230, 5826295, 8156813, 11652590, 16313626, 40784065, 81568130]

約数ペア:

[(1, 81568130), (2, 40784065), (5, 16313626), (7, 11652590), (10, 8156813), (14, 5826295), (31, 2631230), (35, 2330518), (62, 1315615), (70, 1165259), (155, 526246), (217, 375890), (310, 263123), (434, 187945), (1085, 75178), (2170, 37589)]