164040055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 219219264

約数和(自身を除く): 55179209

約数列:

[1, 5, 17, 37, 43, 85, 185, 215, 629, 731, 1213, 1591, 3145, 3655, 6065, 7955, 20621, 27047, 44881, 52159, 103105, 135235, 224405, 260795, 762977, 886703, 1929883, 3814885, 4433515, 9649415, 32808011, 164040055]

約数ペア:

[(1, 164040055), (5, 32808011), (17, 9649415), (37, 4433515), (43, 3814885), (85, 1929883), (185, 886703), (215, 762977), (629, 260795), (731, 224405), (1213, 135235), (1591, 103105), (3145, 52159), (3655, 44881), (6065, 27047), (7955, 20621)]