181044320

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15937}}^1$

素因数の和:16023

約数の個数: 48

約数和(自身を含む): 433768608

約数和(自身を除く): 252724288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 15937, 31874, 63748, 79685, 127496, 159370, 254992, 318740, 509984, 637480, 1131527, 1274960, 2263054, 2549920, 4526108, 5657635, 9052216, 11315270, 18104432, 22630540, 36208864, 45261080, 90522160, 181044320]

約数ペア:

[(1, 181044320), (2, 90522160), (4, 45261080), (5, 36208864), (8, 22630540), (10, 18104432), (16, 11315270), (20, 9052216), (32, 5657635), (40, 4526108), (71, 2549920), (80, 2263054), (142, 1274960), (160, 1131527), (284, 637480), (355, 509984), (568, 318740), (710, 254992), (1136, 159370), (1420, 127496), (2272, 79685), (2840, 63748), (5680, 31874), (11360, 15937)]