155780128

素因数分解:

$2^5\times 7^1\times {\mathrm{695447}}^1$

素因数の和:695464

約数の個数: 24

約数和(自身を含む): 350505792

約数和(自身を除く): 194725664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 695447, 1390894, 2781788, 4868129, 5563576, 9736258, 11127152, 19472516, 22254304, 38945032, 77890064, 155780128]

約数ペア:

[(1, 155780128), (2, 77890064), (4, 38945032), (7, 22254304), (8, 19472516), (14, 11127152), (16, 9736258), (28, 5563576), (32, 4868129), (56, 2781788), (112, 1390894), (224, 695447)]