51571020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8861}}^1$

素因数の和:8970

約数の個数: 48

約数和(自身を含む): 145903968

約数和(自身を除く): 94332948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 8861, 17722, 26583, 35444, 44305, 53166, 88610, 106332, 132915, 177220, 265830, 531660, 859517, 1719034, 2578551, 3438068, 4297585, 5157102, 8595170, 10314204, 12892755, 17190340, 25785510, 51571020]

約数ペア:

[(1, 51571020), (2, 25785510), (3, 17190340), (4, 12892755), (5, 10314204), (6, 8595170), (10, 5157102), (12, 4297585), (15, 3438068), (20, 2578551), (30, 1719034), (60, 859517), (97, 531660), (194, 265830), (291, 177220), (388, 132915), (485, 106332), (582, 88610), (970, 53166), (1164, 44305), (1455, 35444), (1940, 26583), (2910, 17722), (5820, 8861)]