161178290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4787}}^1$

素因数の和:4851

約数の個数: 64

約数和(自身を含む): 366799104

約数和(自身を除く): 205620814

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 182, 185, 259, 370, 455, 481, 518, 910, 962, 1295, 2405, 2590, 3367, 4787, 4810, 6734, 9574, 16835, 23935, 33509, 33670, 47870, 62231, 67018, 124462, 167545, 177119, 311155, 335090, 354238, 435617, 622310, 871234, 885595, 1239833, 1771190, 2178085, 2302547, 2479666, 4356170, 4605094, 6199165, 11512735, 12398330, 16117829, 23025470, 32235658, 80589145, 161178290]

約数ペア:

[(1, 161178290), (2, 80589145), (5, 32235658), (7, 23025470), (10, 16117829), (13, 12398330), (14, 11512735), (26, 6199165), (35, 4605094), (37, 4356170), (65, 2479666), (70, 2302547), (74, 2178085), (91, 1771190), (130, 1239833), (182, 885595), (185, 871234), (259, 622310), (370, 435617), (455, 354238), (481, 335090), (518, 311155), (910, 177119), (962, 167545), (1295, 124462), (2405, 67018), (2590, 62231), (3367, 47870), (4787, 33670), (4810, 33509), (6734, 23935), (9574, 16835)]