78263470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2381}}^1$

素因数の和:2580

約数の個数: 32

約数和(自身を含む): 149208480

約数和(自身を除く): 70945010

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 865, 1730, 2381, 3287, 4762, 6574, 11905, 16435, 23810, 32870, 45239, 90478, 226195, 411913, 452390, 823826, 2059565, 4119130, 7826347, 15652694, 39131735, 78263470]

約数ペア:

[(1, 78263470), (2, 39131735), (5, 15652694), (10, 7826347), (19, 4119130), (38, 2059565), (95, 823826), (173, 452390), (190, 411913), (346, 226195), (865, 90478), (1730, 45239), (2381, 32870), (3287, 23810), (4762, 16435), (6574, 11905)]