164755960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{142031}}^1$

素因数の和:142071

約数の個数: 32

約数和(自身を含む): 383486400

約数和(自身を除く): 218730440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 142031, 284062, 568124, 710155, 1136248, 1420310, 2840620, 4118899, 5681240, 8237798, 16475596, 20594495, 32951192, 41188990, 82377980, 164755960]

約数ペア:

[(1, 164755960), (2, 82377980), (4, 41188990), (5, 32951192), (8, 20594495), (10, 16475596), (20, 8237798), (29, 5681240), (40, 4118899), (58, 2840620), (116, 1420310), (145, 1136248), (232, 710155), (290, 568124), (580, 284062), (1160, 142031)]