87880160

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5039}}^1$

素因数の和:5163

約数の個数: 48

約数和(自身を含む): 209563200

約数和(自身を除く): 121683040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 5039, 8720, 10078, 17440, 20156, 25195, 40312, 50390, 80624, 100780, 161248, 201560, 403120, 549251, 806240, 1098502, 2197004, 2746255, 4394008, 5492510, 8788016, 10985020, 17576032, 21970040, 43940080, 87880160]

約数ペア:

[(1, 87880160), (2, 43940080), (4, 21970040), (5, 17576032), (8, 10985020), (10, 8788016), (16, 5492510), (20, 4394008), (32, 2746255), (40, 2197004), (80, 1098502), (109, 806240), (160, 549251), (218, 403120), (436, 201560), (545, 161248), (872, 100780), (1090, 80624), (1744, 50390), (2180, 40312), (3488, 25195), (4360, 20156), (5039, 17440), (8720, 10078)]