160763920

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20717}}^1$

素因数の和:20827

約数の個数: 40

約数和(自身を含む): 377647704

約数和(自身を除く): 216883784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 20717, 41434, 82868, 103585, 165736, 207170, 331472, 414340, 828680, 1657360, 2009549, 4019098, 8038196, 10047745, 16076392, 20095490, 32152784, 40190980, 80381960, 160763920]

約数ペア:

[(1, 160763920), (2, 80381960), (4, 40190980), (5, 32152784), (8, 20095490), (10, 16076392), (16, 10047745), (20, 8038196), (40, 4019098), (80, 2009549), (97, 1657360), (194, 828680), (388, 414340), (485, 331472), (776, 207170), (970, 165736), (1552, 103585), (1940, 82868), (3880, 41434), (7760, 20717)]