164758760

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{23011}}^1$

素因数の和:23201

約数の個数: 32

約数和(自身を含む): 372794400

約数和(自身を除く): 208035640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 23011, 46022, 92044, 115055, 184088, 230110, 460220, 920440, 4118969, 8237938, 16475876, 20594845, 32951752, 41189690, 82379380, 164758760]

約数ペア:

[(1, 164758760), (2, 82379380), (4, 41189690), (5, 32951752), (8, 20594845), (10, 16475876), (20, 8237938), (40, 4118969), (179, 920440), (358, 460220), (716, 230110), (895, 184088), (1432, 115055), (1790, 92044), (3580, 46022), (7160, 23011)]