71620990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15271}}^1$

素因数の和:15352

約数の個数: 32

約数和(自身を含む): 149543424

約数和(自身を除く): 77922434

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 15271, 30542, 76355, 106897, 152710, 213794, 534485, 1023157, 1068970, 2046314, 5115785, 7162099, 10231570, 14324198, 35810495, 71620990]

約数ペア:

[(1, 71620990), (2, 35810495), (5, 14324198), (7, 10231570), (10, 7162099), (14, 5115785), (35, 2046314), (67, 1068970), (70, 1023157), (134, 534485), (335, 213794), (469, 152710), (670, 106897), (938, 76355), (2345, 30542), (4690, 15271)]