172289264

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80963}}^1$

素因数の和:80997

約数の個数: 40

約数和(自身を含む): 401581440

約数和(自身を除く): 229292176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 80963, 161926, 323852, 566741, 647704, 1133482, 1295408, 1538297, 2266964, 3076594, 4533928, 6153188, 9067856, 10768079, 12306376, 21536158, 24612752, 43072316, 86144632, 172289264]

約数ペア:

[(1, 172289264), (2, 86144632), (4, 43072316), (7, 24612752), (8, 21536158), (14, 12306376), (16, 10768079), (19, 9067856), (28, 6153188), (38, 4533928), (56, 3076594), (76, 2266964), (112, 1538297), (133, 1295408), (152, 1133482), (266, 647704), (304, 566741), (532, 323852), (1064, 161926), (2128, 80963)]