82440040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71069}}^1$

素因数の和:71109

約数の個数: 32

約数和(自身を含む): 191889000

約数和(自身を除く): 109448960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 71069, 142138, 284276, 355345, 568552, 710690, 1421380, 2061001, 2842760, 4122002, 8244004, 10305005, 16488008, 20610010, 41220020, 82440040]

約数ペア:

[(1, 82440040), (2, 41220020), (4, 20610010), (5, 16488008), (8, 10305005), (10, 8244004), (20, 4122002), (29, 2842760), (40, 2061001), (58, 1421380), (116, 710690), (145, 568552), (232, 355345), (290, 284276), (580, 142138), (1160, 71069)]