132281560

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{16787}}^1$

素因数の和:16995

約数の個数: 32

約数和(自身を含む): 299162160

約数和(自身を除く): 166880600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 16787, 33574, 67148, 83935, 134296, 167870, 335740, 671480, 3307039, 6614078, 13228156, 16535195, 26456312, 33070390, 66140780, 132281560]

約数ペア:

[(1, 132281560), (2, 66140780), (4, 33070390), (5, 26456312), (8, 16535195), (10, 13228156), (20, 6614078), (40, 3307039), (197, 671480), (394, 335740), (788, 167870), (985, 134296), (1576, 83935), (1970, 67148), (3940, 33574), (7880, 16787)]