90463840

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4127}}^1$

素因数の和:4279

約数の個数: 48

約数和(自身を含む): 215332992

約数和(自身を除く): 124869152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4127, 4384, 5480, 8254, 10960, 16508, 20635, 21920, 33016, 41270, 66032, 82540, 132064, 165080, 330160, 565399, 660320, 1130798, 2261596, 2826995, 4523192, 5653990, 9046384, 11307980, 18092768, 22615960, 45231920, 90463840]

約数ペア:

[(1, 90463840), (2, 45231920), (4, 22615960), (5, 18092768), (8, 11307980), (10, 9046384), (16, 5653990), (20, 4523192), (32, 2826995), (40, 2261596), (80, 1130798), (137, 660320), (160, 565399), (274, 330160), (548, 165080), (685, 132064), (1096, 82540), (1370, 66032), (2192, 41270), (2740, 33016), (4127, 21920), (4384, 20635), (5480, 16508), (8254, 10960)]