164920496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25577}}^1$

素因数の和:25629

約数の個数: 40

約数和(自身を含む): 355227264

約数和(自身を除く): 190306768

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 25577, 51154, 102308, 204616, 332501, 409232, 665002, 792887, 1330004, 1585774, 2660008, 3171548, 5320016, 6343096, 10307531, 12686192, 20615062, 41230124, 82460248, 164920496]

約数ペア:

[(1, 164920496), (2, 82460248), (4, 41230124), (8, 20615062), (13, 12686192), (16, 10307531), (26, 6343096), (31, 5320016), (52, 3171548), (62, 2660008), (104, 1585774), (124, 1330004), (208, 792887), (248, 665002), (403, 409232), (496, 332501), (806, 204616), (1612, 102308), (3224, 51154), (6448, 25577)]