164921608

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{1109}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 320679000

約数和(自身を除く): 155757392

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 641, 1109, 1282, 2218, 2564, 4436, 5128, 8872, 18589, 32161, 37178, 64322, 74356, 128644, 148712, 257288, 710869, 1421738, 2843476, 5686952, 20615201, 41230402, 82460804, 164921608]

約数ペア:

[(1, 164921608), (2, 82460804), (4, 41230402), (8, 20615201), (29, 5686952), (58, 2843476), (116, 1421738), (232, 710869), (641, 257288), (1109, 148712), (1282, 128644), (2218, 74356), (2564, 64322), (4436, 37178), (5128, 32161), (8872, 18589)]