200660915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 303981888

約数和(自身を除く): 103320973

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 157, 265, 371, 455, 689, 785, 1099, 1855, 2041, 2809, 3445, 4823, 5495, 8321, 10205, 14045, 14287, 19663, 24115, 36517, 41605, 58247, 71435, 98315, 108173, 182585, 255619, 291235, 441013, 540865, 757211, 1278095, 2205065, 3087091, 3786055, 5733169, 15435455, 28665845, 40132183, 200660915]

約数ペア:

[(1, 200660915), (5, 40132183), (7, 28665845), (13, 15435455), (35, 5733169), (53, 3786055), (65, 3087091), (91, 2205065), (157, 1278095), (265, 757211), (371, 540865), (455, 441013), (689, 291235), (785, 255619), (1099, 182585), (1855, 108173), (2041, 98315), (2809, 71435), (3445, 58247), (4823, 41605), (5495, 36517), (8321, 24115), (10205, 19663), (14045, 14287)]