66990488

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 129600000

約数和(自身を除く): 62609512

約数列:

[1, 2, 4, 8, 59, 71, 118, 142, 236, 284, 472, 568, 1999, 3998, 4189, 7996, 8378, 15992, 16756, 33512, 117941, 141929, 235882, 283858, 471764, 567716, 943528, 1135432, 8373811, 16747622, 33495244, 66990488]

約数ペア:

[(1, 66990488), (2, 33495244), (4, 16747622), (8, 8373811), (59, 1135432), (71, 943528), (118, 567716), (142, 471764), (236, 283858), (284, 235882), (472, 141929), (568, 117941), (1999, 33512), (3998, 16756), (4189, 15992), (7996, 8378)]