201442880

素因数分解:

$2^6\times 5^1\times {\mathrm{629509}}^1$

素因数の和:629526

約数の個数: 28

約数和(自身を含む): 479686620

約数和(自身を除く): 278243740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 629509, 1259018, 2518036, 3147545, 5036072, 6295090, 10072144, 12590180, 20144288, 25180360, 40288576, 50360720, 100721440, 201442880]

約数ペア:

[(1, 201442880), (2, 100721440), (4, 50360720), (5, 40288576), (8, 25180360), (10, 20144288), (16, 12590180), (20, 10072144), (32, 6295090), (40, 5036072), (64, 3147545), (80, 2518036), (160, 1259018), (320, 629509)]