68513128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 141298560

約数和(自身を除く): 72785432

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 73, 103, 134, 136, 146, 206, 268, 292, 412, 536, 584, 824, 1139, 1241, 1751, 2278, 2482, 3502, 4556, 4891, 4964, 6901, 7004, 7519, 9112, 9782, 9928, 13802, 14008, 15038, 19564, 27604, 30076, 39128, 55208, 60152, 83147, 117317, 127823, 166294, 234634, 255646, 332588, 469268, 503773, 511292, 665176, 938536, 1007546, 1022584, 2015092, 4030184, 8564141, 17128282, 34256564, 68513128]

約数ペア:

[(1, 68513128), (2, 34256564), (4, 17128282), (8, 8564141), (17, 4030184), (34, 2015092), (67, 1022584), (68, 1007546), (73, 938536), (103, 665176), (134, 511292), (136, 503773), (146, 469268), (206, 332588), (268, 255646), (292, 234634), (412, 166294), (536, 127823), (584, 117317), (824, 83147), (1139, 60152), (1241, 55208), (1751, 39128), (2278, 30076), (2482, 27604), (3502, 19564), (4556, 15038), (4891, 14008), (4964, 13802), (6901, 9928), (7004, 9782), (7519, 9112)]