1640489536

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{159209}}^1$

素因数の和:159251

約数の個数: 56

約数和(自身を含む): 3882176640

約数和(自身を除く): 2241687104

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 10304, 159209, 318418, 636836, 1114463, 1273672, 2228926, 2547344, 3661807, 4457852, 5094688, 7323614, 8915704, 10189376, 14647228, 17831408, 25632649, 29294456, 35662816, 51265298, 58588912, 71325632, 102530596, 117177824, 205061192, 234355648, 410122384, 820244768, 1640489536]

約数ペア:

[(1, 1640489536), (2, 820244768), (4, 410122384), (7, 234355648), (8, 205061192), (14, 117177824), (16, 102530596), (23, 71325632), (28, 58588912), (32, 51265298), (46, 35662816), (56, 29294456), (64, 25632649), (92, 17831408), (112, 14647228), (161, 10189376), (184, 8915704), (224, 7323614), (322, 5094688), (368, 4457852), (448, 3661807), (644, 2547344), (736, 2228926), (1288, 1273672), (1472, 1114463), (2576, 636836), (5152, 318418), (10304, 159209)]