281602180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:3988

約数の個数: 48

約数和(自身を含む): 616734720

約数和(自身を除く): 335132540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 580, 635, 1270, 2540, 3683, 3823, 7366, 7646, 14732, 15292, 18415, 19115, 36830, 38230, 73660, 76460, 110867, 221734, 443468, 485521, 554335, 971042, 1108670, 1942084, 2217340, 2427605, 4855210, 9710420, 14080109, 28160218, 56320436, 70400545, 140801090, 281602180]

約数ペア:

[(1, 281602180), (2, 140801090), (4, 70400545), (5, 56320436), (10, 28160218), (20, 14080109), (29, 9710420), (58, 4855210), (116, 2427605), (127, 2217340), (145, 1942084), (254, 1108670), (290, 971042), (508, 554335), (580, 485521), (635, 443468), (1270, 221734), (2540, 110867), (3683, 76460), (3823, 73660), (7366, 38230), (7646, 36830), (14732, 19115), (15292, 18415)]