201745280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28657}}^1$

素因数の和:28687

約数の個数: 64

約数和(自身を含む): 526160880

約数和(自身を除く): 324415600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 28657, 57314, 114628, 143285, 229256, 286570, 315227, 458512, 573140, 630454, 917024, 1146280, 1260908, 1576135, 1834048, 2292560, 2521816, 3152270, 3668096, 4585120, 5043632, 6304540, 9170240, 10087264, 12609080, 18340480, 20174528, 25218160, 40349056, 50436320, 100872640, 201745280]

約数ペア:

[(1, 201745280), (2, 100872640), (4, 50436320), (5, 40349056), (8, 25218160), (10, 20174528), (11, 18340480), (16, 12609080), (20, 10087264), (22, 9170240), (32, 6304540), (40, 5043632), (44, 4585120), (55, 3668096), (64, 3152270), (80, 2521816), (88, 2292560), (110, 1834048), (128, 1576135), (160, 1260908), (176, 1146280), (220, 917024), (320, 630454), (352, 573140), (440, 458512), (640, 315227), (704, 286570), (880, 229256), (1408, 143285), (1760, 114628), (3520, 57314), (7040, 28657)]