161620004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23369}}^1$

素因数の和:23412

約数の個数: 48

約数和(自身を含む): 366441600

約数和(自身を除く): 204821596

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 23369, 46738, 93476, 163583, 303797, 327166, 444011, 607594, 654332, 888022, 1215188, 1776044, 2126579, 3108077, 4253158, 5772143, 6216154, 8506316, 11544286, 12432308, 23088572, 40405001, 80810002, 161620004]

約数ペア:

[(1, 161620004), (2, 80810002), (4, 40405001), (7, 23088572), (13, 12432308), (14, 11544286), (19, 8506316), (26, 6216154), (28, 5772143), (38, 4253158), (52, 3108077), (76, 2126579), (91, 1776044), (133, 1215188), (182, 888022), (247, 654332), (266, 607594), (364, 444011), (494, 327166), (532, 303797), (988, 163583), (1729, 93476), (3458, 46738), (6916, 23369)]