72973490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{887}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 138741120

約数和(自身を除く): 65767630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 433, 866, 887, 1774, 2165, 4330, 4435, 8227, 8870, 16454, 16853, 33706, 41135, 82270, 84265, 168530, 384071, 768142, 1920355, 3840710, 7297349, 14594698, 36486745, 72973490]

約数ペア:

[(1, 72973490), (2, 36486745), (5, 14594698), (10, 7297349), (19, 3840710), (38, 1920355), (95, 768142), (190, 384071), (433, 168530), (866, 84265), (887, 82270), (1774, 41135), (2165, 33706), (4330, 16853), (4435, 16454), (8227, 8870)]