55888120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 133516800

約数和(自身を除く): 77628680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 151, 152, 190, 302, 380, 487, 604, 755, 760, 974, 1208, 1510, 1948, 2435, 2869, 3020, 3896, 4870, 5738, 6040, 9253, 9740, 11476, 14345, 18506, 19480, 22952, 28690, 37012, 46265, 57380, 73537, 74024, 92530, 114760, 147074, 185060, 294148, 367685, 370120, 588296, 735370, 1397203, 1470740, 2794406, 2941480, 5588812, 6986015, 11177624, 13972030, 27944060, 55888120]

約数ペア:

[(1, 55888120), (2, 27944060), (4, 13972030), (5, 11177624), (8, 6986015), (10, 5588812), (19, 2941480), (20, 2794406), (38, 1470740), (40, 1397203), (76, 735370), (95, 588296), (151, 370120), (152, 367685), (190, 294148), (302, 185060), (380, 147074), (487, 114760), (604, 92530), (755, 74024), (760, 73537), (974, 57380), (1208, 46265), (1510, 37012), (1948, 28690), (2435, 22952), (2869, 19480), (3020, 18506), (3896, 14345), (4870, 11476), (5738, 9740), (6040, 9253)]