156223840

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7127}}^1$

素因数の和:7279

約数の個数: 48

約数和(自身を含む): 371824992

約数和(自身を除く): 215601152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 7127, 10960, 14254, 21920, 28508, 35635, 57016, 71270, 114032, 142540, 228064, 285080, 570160, 976399, 1140320, 1952798, 3905596, 4881995, 7811192, 9763990, 15622384, 19527980, 31244768, 39055960, 78111920, 156223840]

約数ペア:

[(1, 156223840), (2, 78111920), (4, 39055960), (5, 31244768), (8, 19527980), (10, 15622384), (16, 9763990), (20, 7811192), (32, 4881995), (40, 3905596), (80, 1952798), (137, 1140320), (160, 976399), (274, 570160), (548, 285080), (685, 228064), (1096, 142540), (1370, 114032), (2192, 71270), (2740, 57016), (4384, 35635), (5480, 28508), (7127, 21920), (10960, 14254)]