78670040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67819}}^1$

素因数の和:67859

約数の個数: 32

約数和(自身を含む): 183114000

約数和(自身を除く): 104443960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 67819, 135638, 271276, 339095, 542552, 678190, 1356380, 1966751, 2712760, 3933502, 7867004, 9833755, 15734008, 19667510, 39335020, 78670040]

約数ペア:

[(1, 78670040), (2, 39335020), (4, 19667510), (5, 15734008), (8, 9833755), (10, 7867004), (20, 3933502), (29, 2712760), (40, 1966751), (58, 1356380), (116, 678190), (145, 542552), (232, 339095), (290, 271276), (580, 135638), (1160, 67819)]