127225160

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{7591}}^1$

素因数の和:8021

約数の個数: 32

約数和(自身を含む): 286977600

約数和(自身を除く): 159752440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 7591, 8380, 15182, 16760, 30364, 37955, 60728, 75910, 151820, 303640, 3180629, 6361258, 12722516, 15903145, 25445032, 31806290, 63612580, 127225160]

約数ペア:

[(1, 127225160), (2, 63612580), (4, 31806290), (5, 25445032), (8, 15903145), (10, 12722516), (20, 6361258), (40, 3180629), (419, 303640), (838, 151820), (1676, 75910), (2095, 60728), (3352, 37955), (4190, 30364), (7591, 16760), (8380, 15182)]