165160720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38953}}^1$

素因数の和:39019

約数の個数: 40

約数和(自身を含む): 391253976

約数和(自身を除く): 226093256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 38953, 77906, 155812, 194765, 311624, 389530, 623248, 779060, 1558120, 2064509, 3116240, 4129018, 8258036, 10322545, 16516072, 20645090, 33032144, 41290180, 82580360, 165160720]

約数ペア:

[(1, 165160720), (2, 82580360), (4, 41290180), (5, 33032144), (8, 20645090), (10, 16516072), (16, 10322545), (20, 8258036), (40, 4129018), (53, 3116240), (80, 2064509), (106, 1558120), (212, 779060), (265, 623248), (424, 389530), (530, 311624), (848, 194765), (1060, 155812), (2120, 77906), (4240, 38953)]