68672080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45179}}^1$

素因数の和:45211

約数の個数: 40

約数和(自身を含む): 168069600

約数和(自身を除く): 99397520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45179, 90358, 180716, 225895, 361432, 451790, 722864, 858401, 903580, 1716802, 1807160, 3433604, 3614320, 4292005, 6867208, 8584010, 13734416, 17168020, 34336040, 68672080]

約数ペア:

[(1, 68672080), (2, 34336040), (4, 17168020), (5, 13734416), (8, 8584010), (10, 6867208), (16, 4292005), (19, 3614320), (20, 3433604), (38, 1807160), (40, 1716802), (76, 903580), (80, 858401), (95, 722864), (152, 451790), (190, 361432), (304, 225895), (380, 180716), (760, 90358), (1520, 45179)]