87656730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1663}}^1$

素因数の和:1931

約数の個数: 64

約数和(自身を含む): 241532928

約数和(自身を除く): 153876198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 251, 502, 753, 1255, 1506, 1663, 1757, 2510, 3326, 3514, 3765, 4989, 5271, 7530, 8315, 8785, 9978, 10542, 11641, 16630, 17570, 23282, 24945, 26355, 34923, 49890, 52710, 58205, 69846, 116410, 174615, 349230, 417413, 834826, 1252239, 2087065, 2504478, 2921891, 4174130, 5843782, 6261195, 8765673, 12522390, 14609455, 17531346, 29218910, 43828365, 87656730]

約数ペア:

[(1, 87656730), (2, 43828365), (3, 29218910), (5, 17531346), (6, 14609455), (7, 12522390), (10, 8765673), (14, 6261195), (15, 5843782), (21, 4174130), (30, 2921891), (35, 2504478), (42, 2087065), (70, 1252239), (105, 834826), (210, 417413), (251, 349230), (502, 174615), (753, 116410), (1255, 69846), (1506, 58205), (1663, 52710), (1757, 49890), (2510, 34923), (3326, 26355), (3514, 24945), (3765, 23282), (4989, 17570), (5271, 16630), (7530, 11641), (8315, 10542), (8785, 9978)]