164013776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13159}}^1$

素因数の和:13227

約数の個数: 40

約数和(自身を含む): 342686400

約数和(自身を除く): 178672624

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 13159, 26318, 52636, 105272, 210544, 250021, 500042, 539519, 1000084, 1079038, 2000168, 2158076, 4000336, 4316152, 8632304, 10250861, 20501722, 41003444, 82006888, 164013776]

約数ペア:

[(1, 164013776), (2, 82006888), (4, 41003444), (8, 20501722), (16, 10250861), (19, 8632304), (38, 4316152), (41, 4000336), (76, 2158076), (82, 2000168), (152, 1079038), (164, 1000084), (304, 539519), (328, 500042), (656, 250021), (779, 210544), (1558, 105272), (3116, 52636), (6232, 26318), (12464, 13159)]