72772760

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16691}}^1$

素因数の和:16811

約数の個数: 32

約数和(自身を含む): 165250800

約数和(自身を除く): 92478040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 16691, 33382, 66764, 83455, 133528, 166910, 333820, 667640, 1819319, 3638638, 7277276, 9096595, 14554552, 18193190, 36386380, 72772760]

約数ペア:

[(1, 72772760), (2, 36386380), (4, 18193190), (5, 14554552), (8, 9096595), (10, 7277276), (20, 3638638), (40, 1819319), (109, 667640), (218, 333820), (436, 166910), (545, 133528), (872, 83455), (1090, 66764), (2180, 33382), (4360, 16691)]